Android: Notify listener about app state changes when quitting

Specifically the isStarted flag is set to false in QtNative.quitApp.
This should be listened to by functionality interface providers to
unregister their interfaces, in case the Activity is restarted.

Task-number: QTBUG-118874
Change-Id: Iadf5ab548c4e865c89ed4b83d258f09d6c767e16
Reviewed-by: Assam Boudjelthia <assam.boudjelthia@qt.io>

src/android/jar/src/org/qtproject/qt/android/QtNative.java

@@ -352,7 +352,7 @@ class QtNative
             if (isServiceValid())
                 m_service.get().stopSelf();
             m_stateDetails.isStarted = false;
-            // Likely no use to call notifyAppStateDetailsChanged at this point since we are exiting
+            notifyAppStateDetailsChanged(m_stateDetails);
         });
     }