Wait for bubble to stop for real in the test

bubble-server/src/test/resources/models/tests/live/backup_and_restore.json

@@ -135,13 +135,9 @@
   },
 
   {
-    "comment": "verify network is stopped",
-    "request": {"uri": "me/networks/{{bubbleNetwork.network}}" },
-    "response": {
-      "check": [
-        {"condition": "json.getState().name() == 'stopped'"}
-      ]
-    }
+    "comment": "wait for network to stop",
+    "before": "await_url me/networks/{{bubbleNetwork.network}} 5m 10s await_json.getState().name() == 'stopped'",
+    "request": { "uri": "me" }
   },
 
   {