Address API 35 UI behavior changes

- Fix issue on foldable where the embedded window would obscure the main window when launching
- Fix edge-to-edge support for non-immersive apps / games
- Add edge-to-edge export option to allow non-immersive apps / games to extend edge to edge

platform/android/java/app/src/com/godot/game/GodotApp.java

@@ -30,11 +30,13 @@
 
 package com.godot.game;
 
+import org.godotengine.godot.Godot;
 import org.godotengine.godot.GodotActivity;
 
 import android.os.Bundle;
 import android.util.Log;
 
+import androidx.activity.EdgeToEdge;
 import androidx.core.splashscreen.SplashScreen;
 
 /**
@@ -54,9 +56,30 @@ public class GodotApp extends GodotActivity {
 		}
 	}
 
+	private final Runnable updateImmersiveAndEdgeToEdgeModes = () -> {
+		Godot godot = getGodot();
+		if (godot != null) {
+			godot.enableImmersiveMode(godot.isInImmersiveMode(), true);
+			godot.enableEdgeToEdge(godot.isInEdgeToEdgeMode(), true);
+		}
+	};
+
 	@Override
 	public void onCreate(Bundle savedInstanceState) {
 		SplashScreen.installSplashScreen(this);
+		EdgeToEdge.enable(this);
 		super.onCreate(savedInstanceState);
 	}
+
+	@Override
+	public void onResume() {
+		super.onResume();
+		updateImmersiveAndEdgeToEdgeModes.run();
+	}
+
+	@Override
+	public void onGodotMainLoopStarted() {
+		super.onGodotMainLoopStarted();
+		runOnUiThread(updateImmersiveAndEdgeToEdgeModes);
+	}
 }