Change actionChanged to notificationActionChanged

Change actionChanged to notificationActionChanged to avoid any clashes with ItemDelegate action property signals

src/settings/GlobalNotificationsPage.qml

@@ -177,7 +177,7 @@ FormCard.FormCardPage {
             onDeleteRule: {
                 root.pushRuleModel.removeKeyword(id);
             }
-            onActionChanged: action => root.pushRuleModel.setPushRuleAction(id, action)
+            onNotificatonActionChanged: action => root.pushRuleModel.setPushRuleAction(id, action)
         }
     }
 }