Removed outdated comment in AndroidManifest.xml

android-project/app/src/main/AndroidManifest.xml

@@ -1,7 +1,4 @@
 <?xml version="1.0" encoding="utf-8"?>
-<!-- Replace com.test.game with the identifier of your game below, e.g.
-     com.gamemaker.game
--->
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     android:versionCode="1"
     android:versionName="1.0"