android: update download progress notification (ProgressStyle / Live Update on API 36+)

src/frontends/android/app/src/main/AndroidManifest.xml

@@ -30,6 +30,7 @@
     <uses-permission android:name="android.permission.FOREGROUND_SERVICE" />
     <uses-permission android:name="android.permission.FOREGROUND_SERVICE_SPECIAL_USE" />
     <uses-permission android:name="android.permission.POST_NOTIFICATIONS"/>
+    <uses-permission android:name="android.permission.POST_PROMOTED_NOTIFICATIONS"/>
     <!-- required to install downloaded updates of the app itself -->
     <uses-permission android:name="android.permission.REQUEST_INSTALL_PACKAGES" />
     <!-- lets the app install its own updates in the background without the