[flutter_local_notifications] fixed Android example app build to work with current Flutter stable version (3.32) (#2640)

* set ndkVersion to align with Flutter's NDK version

* changed android example build task to do release build

* Revert "changed android example build task to do release build"

This reverts commit 621a6cf.

* specify target platforms for example app build

* restrict apk builds to arm64 and x64

* Revert "restrict apk builds to arm64 and x64"

This reverts commit 1161ab7.

* Revert "specify target platforms for example app build"

This reverts commit f16767e.

* updated jvm args to match defaults from Flutter 3.32 apps

Author: MaikuB

flutter_local_notifications/example/android/app/build.gradle

@@ -25,6 +25,7 @@ if (flutterVersionName == null) {
 android {
     namespace 'com.dexterous.flutter_local_notifications_example'
     compileSdk 35
+    ndkVersion = flutter.ndkVersion
 
     sourceSets {
         main.java.srcDirs += 'src/main/kotlin'

flutter_local_notifications/example/android/gradle.properties

@@ -1,4 +1,4 @@
-org.gradle.jvmargs=-Xmx1536M
+org.gradle.jvmargs=-Xmx8G -XX:MaxMetaspaceSize=4G -XX:ReservedCodeCacheSize=512m -XX:+HeapDumpOnOutOfMemoryError
 android.useAndroidX=true
 android.enableJetifier=true
 android.enableR8=true