Android icon breaks on release build with Cordova Android ^8.0.0

Ionic 3 with Cordova Android 8.1.0

When I reinstall the Cordova Android platform and run the code on a device, the home screen icon works fine.
When I build the code with the --release flag, and run it on a newer Android device, the home screen icon shows a generic Android icon.

Ionic info:

cli packages: (/usr/local/lib/node_modules)

    @ionic/cli-utils  : 1.19.2
    ionic (Ionic CLI) : 3.20.0

global packages:

    cordova (Cordova CLI) : 9.0.0 (cordova-lib@9.0.1) 

local packages:

    @ionic/app-scripts : 3.2.4
    Cordova Platforms  : android 8.1.0 browser 5.0.4 ios 5.1.1
    Ionic Framework    : ionic-angular 3.9.9

System:

    ios-deploy : 1.9.2 
    ios-sim    : 6.1.3 
    Node       : v8.11.1
    npm        : 5.6.0 
    OS         : macOS
    Xcode      : Xcode 11.2.1 Build version 11B500 

Environment Variables:

    ANDROID_HOME : not set

Misc:

    backend : pro

Config.xml

<?xml version='1.0' encoding='utf-8'?>
<widget android-versionCode="20005" id="net.printix.printixapp" version="2.0.4" xmlns="http://www.w3.org/ns/widgets" xmlns:android="http://schemas.android.com/apk/res/android" xmlns:cdv="http://cordova.apache.org/ns/1.0">
    <name>Printix App</name>
    <description>Printix app for managing print jobs</description>
    <author email="info@printix.net" href="http://printix.net/">Printix</author>
    <content src="index.html" />
    <access origin="*" />
    <allow-navigation href="http://localhost:8080/*" />
    <allow-navigation href="http://ionic.local/*" />
    <allow-navigation href="http://*/*" />
    <allow-navigation href="https://*/*" />
    <allow-intent href="http://*/*" />
    <allow-intent href="https://*/*" />
    <allow-navigation href="*" />
    <platform name="android">
        <allow-intent href="market:*" />
        <preference name="AndroidPersistentFileLocation" value="Compatibility" />
        <preference name="loadUrlTimeoutValue" value="700000" />
        <splash density="ldpi" src="resources/android/splash/drawable-land-ldpi-screen.png" />
        <splash density="mdpi" src="resources/android/splash/drawable-land-mdpi-screen.png" />
        <splash density="hdpi" src="resources/android/splash/drawable-land-hdpi-screen.png" />
        <splash density="xhdpi" src="resources/android/splash/drawable-land-xhdpi-screen.png" />
        <splash density="xxhdpi" src="resources/android/splash/drawable-land-xxhdpi-screen.png" />
        <splash density="xxxhdpi" src="resources/android/splash/drawable-land-xxxhdpi-screen.png" />
        <splash density="ldpi" src="resources/android/splash/drawable-port-ldpi-screen.png" />
        <splash density="mdpi" src="resources/android/splash/drawable-port-mdpi-screen.png" />
        <splash density="hdpi" src="resources/android/splash/drawable-port-hdpi-screen.png" />
        <splash density="xhdpi" src="resources/android/splash/drawable-port-xhdpi-screen.png" />
        <splash density="xxhdpi" src="resources/android/splash/drawable-port-xxhdpi-screen.png" />
        <splash density="xxxhdpi" src="resources/android/splash/drawable-port-xxxhdpi-screen.png" />
        <splash density="land-ldpi" src="resources/android/splash/drawable-land-ldpi-screen.png" />
        <splash density="land-mdpi" src="resources/android/splash/drawable-land-mdpi-screen.png" />
        <splash density="land-hdpi" src="resources/android/splash/drawable-land-hdpi-screen.png" />
        <splash density="land-xhdpi" src="resources/android/splash/drawable-land-xhdpi-screen.png" />
        <splash density="land-xxhdpi" src="resources/android/splash/drawable-land-xxhdpi-screen.png" />
        <splash density="land-xxxhdpi" src="resources/android/splash/drawable-land-xxxhdpi-screen.png" />
        <splash density="port-ldpi" src="resources/android/splash/drawable-port-ldpi-screen.png" />
        <splash density="port-mdpi" src="resources/android/splash/drawable-port-mdpi-screen.png" />
        <splash density="port-hdpi" src="resources/android/splash/drawable-port-hdpi-screen.png" />
        <splash density="port-xhdpi" src="resources/android/splash/drawable-port-xhdpi-screen.png" />
        <splash density="port-xxhdpi" src="resources/android/splash/drawable-port-xxhdpi-screen.png" />
        <splash density="port-xxxhdpi" src="resources/android/splash/drawable-port-xxxhdpi-screen.png" />
        <icon qualifier="ldpi" src="resources/android/icon/drawable-ldpi-icon.png" />
        <icon qualifier="mdpi" src="resources/android/icon/drawable-mdpi-icon.png" />
        <icon qualifier="hdpi" src="resources/android/icon/drawable-hdpi-icon.png" />
        <icon qualifier="xhdpi" src="resources/android/icon/drawable-xhdpi-icon.png" />
        <icon qualifier="xxhdpi" src="resources/android/icon/drawable-xxhdpi-icon.png" />
        <icon qualifier="xxxhdpi" src="resources/android/icon/drawable-xxxhdpi-icon.png" />
    </platform>
    <platform name="ios">
        <config-file parent="ITSAppUsesNonExemptEncryption" platform="ios" target="*-Info.plist">
            <false />
        </config-file>
        <preference name="UseSwiftLanguageVersion" value="4.2" />
        <allow-intent href="itms:*" />
        <allow-intent href="itms-apps:*" />
        <icon height="57" src="resources/ios/icon/icon.png" width="57" />
        <icon height="114" src="resources/ios/icon/icon@2x.png" width="114" />
        <icon height="40" src="resources/ios/icon/icon-40.png" width="40" />
        <icon height="80" src="resources/ios/icon/icon-40@2x.png" width="80" />
        <icon height="120" src="resources/ios/icon/icon-40@3x.png" width="120" />
        <icon height="50" src="resources/ios/icon/icon-50.png" width="50" />
        <icon height="100" src="resources/ios/icon/icon-50@2x.png" width="100" />
        <icon height="60" src="resources/ios/icon/icon-60.png" width="60" />
        <icon height="120" src="resources/ios/icon/icon-60@2x.png" width="120" />
        <icon height="180" src="resources/ios/icon/icon-60@3x.png" width="180" />
        <icon height="72" src="resources/ios/icon/icon-72.png" width="72" />
        <icon height="144" src="resources/ios/icon/icon-72@2x.png" width="144" />
        <icon height="76" src="resources/ios/icon/icon-76.png" width="76" />
        <icon height="152" src="resources/ios/icon/icon-76@2x.png" width="152" />
        <icon height="167" src="resources/ios/icon/icon-83.5@2x.png" width="167" />
        <icon height="29" src="resources/ios/icon/icon-small.png" width="29" />
        <icon height="58" src="resources/ios/icon/icon-small@2x.png" width="58" />
        <icon height="87" src="resources/ios/icon/icon-small@3x.png" width="87" />
        <splash height="1136" src="resources/ios/splash/Default-568h@2x~iphone.png" width="640" />
        <splash height="1334" src="resources/ios/splash/Default-667h.png" width="750" />
        <splash height="2208" src="resources/ios/splash/Default-736h.png" width="1242" />
        <splash height="1242" src="resources/ios/splash/Default-Landscape-736h.png" width="2208" />
        <splash height="1536" src="resources/ios/splash/Default-Landscape@2x~ipad.png" width="2048" />
        <splash height="2048" src="resources/ios/splash/Default-Landscape@~ipadpro.png" width="2732" />
        <splash height="768" src="resources/ios/splash/Default-Landscape~ipad.png" width="1024" />
        <splash height="2048" src="resources/ios/splash/Default-Portrait@2x~ipad.png" width="1536" />
        <splash height="2732" src="resources/ios/splash/Default-Portrait@~ipadpro.png" width="2048" />
        <splash height="1024" src="resources/ios/splash/Default-Portrait~ipad.png" width="768" />
        <splash height="960" src="resources/ios/splash/Default@2x~iphone.png" width="640" />
        <splash height="480" src="resources/ios/splash/Default~iphone.png" width="320" />
        <icon height="1024" src="resources/ios/icon/icon-1024.png" width="1024" />
        <splash height="2732" src="resources/ios/splash/Default@2x-universal-anyany.png" width="2732" />
        <splash height="2732" src="resources/ios/splash/Default@2x~universal~anyany.png" width="2732" />
    </platform>
    <preference name="AndroidLaunchMode" value="singleTask" />
    <preference name="webviewbounce" value="false" />
    <preference name="UIWebViewBounce" value="false" />
    <preference name="DisallowOverscroll" value="true" />
    <preference name="android-minSdkVersion" value="23" />
    <preference name="BackupWebStorage" value="none" />
    <preference name="SplashMaintainAspectRatio" value="true" />
    <preference name="FadeSplashScreenDuration" value="300" />
    <preference name="SplashScreen" value="screen" />
    <preference name="AutoHideSplashScreen" value="false" />
    <preference name="ShowSplashScreenSpinner" value="false" />
    <preference name="SplashScreenDelay" value="0" />
    <preference name="SplashShowOnlyFirstTime" value="false" />
    <preference name="deployment-target" value="11.0" />
    <feature name="StatusBar">
        <param name="ios-package" onload="true" value="CDVStatusBar" />
    </feature>
    <allow-navigation href="http://192.168.0.147:8101" />
    <allow-navigation href="http://192.168.0.147:8100" />
    <allow-navigation href="http://169.254.109.61:8100" />
    <allow-navigation href="http://169.254.88.131:8100" />
    <allow-navigation href="http://169.254.224.59:8100" />
    <allow-navigation href="http://169.254.211.225:8100" />
    <allow-navigation href="http://192.168.1.36:8100" />
    <allow-navigation href="http://169.254.144.90:8100" />
    <allow-navigation href="http://169.254.45.49:8100" />
    <allow-navigation href="http://10.25.171.246:8100" />
    <allow-navigation href="http://169.254.187.223:8100" />
    <allow-navigation href="http://169.254.43.21:8100" />
    <allow-navigation href="http://169.254.82.192:8100" />
    <allow-navigation href="http://169.254.117.228:8100" />
    <allow-navigation href="http://169.254.81.214:8100" />
    <allow-navigation href="http://100.64.13.24:8100" />
    <allow-navigation href="http://169.254.210.215:8100" />
    <allow-navigation href="http://169.254.67.189:8100" />
    <allow-navigation href="http://169.254.95.239:8100" />
    <allow-navigation href="http://169.254.122.120:8100" />
    <allow-navigation href="http://192.168.1.38:8100" />
    <allow-navigation href="http://192.168.1.37:8100" />
    <allow-navigation href="http://169.254.151.190:8100" />
    <plugin name="cordova-plugin-network-information" spec="~2.0.1" />
    <plugin name="cordova-plugin-statusbar" spec="~2.4.1" />
    <plugin name="ionic-plugin-keyboard" spec="~2.2.1" />
    <plugin name="cordova-plugin-vibration" spec="^3.1.0" />
    <plugin name="cordova-plugin-whitelist" spec="~1.3.3" />
    <plugin name="cordova-plugin-add-swift-support" spec="~2.0.1" />
    <plugin name="cordova-plugin-qrscanner" spec="~2.6.1" />
    <plugin name="cordova-sqlite-storage" spec="~3.2.0" />
    <plugin name="cordova-plugin-inappbrowser" spec="^3.0.0" />
    <plugin name="cordova-plugin-safariviewcontroller" spec="^1.5.4" />
    <plugin name="ionic-plugin-deeplinks" spec="^1.0.19">
        <variable name="URL_SCHEME" value="printixapp" />
        <variable name="DEEPLINK_SCHEME" value="https" />
        <variable name="DEEPLINK_HOST" value="auth.printix.net" />
        <variable name="ANDROID_PATH_PREFIX" value="/" />
        <variable name="ANDROID_2_PATH_PREFIX" value="/" />
        <variable name="ANDROID_3_PATH_PREFIX" value="/" />
        <variable name="ANDROID_4_PATH_PREFIX" value="/" />
        <variable name="ANDROID_5_PATH_PREFIX" value="/" />
        <variable name="DEEPLINK_2_SCHEME" value=" " />
        <variable name="DEEPLINK_2_HOST" value=" " />
        <variable name="DEEPLINK_3_SCHEME" value=" " />
        <variable name="DEEPLINK_3_HOST" value=" " />
        <variable name="DEEPLINK_4_SCHEME" value=" " />
        <variable name="DEEPLINK_4_HOST" value=" " />
        <variable name="DEEPLINK_5_SCHEME" value=" " />
        <variable name="DEEPLINK_5_HOST" value=" " />
    </plugin>
    <allow-navigation href="http://192.168.0.134:8100" />
    <plugin name="cordova-plugin-device" spec="^2.0.2" />
    <allow-navigation href="http://10.101.1.188:8100" />
    <allow-navigation href="http://192.168.0.133:8100" />
    <allow-navigation href="http://192.168.0.135:8100" />
    <allow-navigation href="http://192.168.1.85:8100" />
    <plugin name="cordova-plugin-market" spec="^1.2.0" />
    <plugin name="cordova-plugin-screen-orientation" spec="^3.0.2" />
    <plugin name="cordova-plugin-file" spec="^6.0.2" />
    <allow-navigation href="http://10.101.1.189:8100" />
    <plugin name="cordova-plugin-email-composer" spec="^0.9.2">
        <variable name="ANDROID_SUPPORT_V4_VERSION" value="27.+" />
    </plugin>
    <plugin name="cordova-plugin-zip" spec="^3.1.0" />
    <allow-navigation href="http://169.254.171.161:8100" />
    <plugin name="cordova-plugin-splashscreen" spec="^5.0.3" />
    <allow-navigation href="http://10.108.1.183:8100" />
    <allow-navigation href="http://172.20.10.9:8100" />
    <allow-navigation href="http://169.254.177.254:8100" />
    <engine name="browser" spec="5.0.4" />
    <allow-navigation href="http://192.168.8.109:8100" />
</widget>