remove permission not available below Android 13

Signed-off-by: Andy Scherzinger <info@andy-scherzinger.de>

app/src/androidTest/java/com/owncloud/android/ui/dialog/DialogFragmentIT.java

@@ -108,10 +108,7 @@ public class DialogFragmentIT extends AbstractIT {
         Intent intent = new Intent(targetContext, FileDisplayActivity.class);
         return activityRule.launchActivity(intent);
     }
-
-    @Rule
-    public GrantPermissionRule permissionRule = GrantPermissionRule.grant(
-        android.Manifest.permission.POST_NOTIFICATIONS);
+    
 
     @After
     public void quitLooperIfNeeded() {