Avoid infinite recursive loop

Looks like this should be "super." instead of "super_"
Found by spotbugs.

Change-Id: I83d096eee332361d62e783581bfa15017536081d
Reviewed-by: BogDan Vatra <bogdan@kdab.com>

src/android/java/src/org/qtproject/qt5/android/bindings/QtActivity.java

@@ -132,7 +132,7 @@ public class QtActivity extends Activity
     }
     public boolean super_dispatchPopulateAccessibilityEvent(AccessibilityEvent event)
     {
-        return super_dispatchPopulateAccessibilityEvent(event);
+        return super.dispatchPopulateAccessibilityEvent(event);
     }
     //---------------------------------------------------------------------------