AndroidManifest.xml must set exported to true

Author: berile

gma/integration_test/AndroidManifest.xml

@@ -30,7 +30,7 @@
         android:name="com.google.android.gms.ads.APPLICATION_ID"
         android:value="ca-app-pub-3940256099942544~3347511713"/>
     <activity android:name="android.app.NativeActivity"
-              android:exported="false"
+              android:exported="true"
               android:screenOrientation="portrait"
               android:configChanges="orientation|screenSize">
       <meta-data android:name="android.app.lib_name"