fix: suppress warning for predictive back gesture

* src/android/app/src/main/AndroidManifest.xml: Set targetApi to 33 and
  enable onBackInvokedCallback to support the Android 13 predictive back gesture.
  Also, add the tools namespace.

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

@@ -12,7 +12,7 @@ SPDX-FileCopyrightText: Eden Emulator Project
 SPDX-License-Identifier: GPL-3.0-or-later
 -->
 
-<manifest xmlns:android="http://schemas.android.com/apk/res/android">
+<manifest xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools">
     <uses-feature android:name="android.hardware.touchscreen" android:required="false" />
     <uses-feature android:name="android.hardware.gamepad" android:required="false" />
     <uses-feature android:name="android.software.leanback" android:required="false" />
@@ -42,6 +42,7 @@ SPDX-License-Identifier: GPL-3.0-or-later
         android:banner="@drawable/tv_banner"
         android:fullBackupContent="@xml/data_extraction_rules"
         android:dataExtractionRules="@xml/data_extraction_rules_api_31"
+        tools:targetApi="33"
         android:enableOnBackInvokedCallback="true">
 
         <meta-data android:name="com.samsung.android.gamehub" android:value="true" />