message: Added synctoken property to app configuration event grid schema.
diff: "etag": {
  "description": "The etag representing the new state of the key-value.",
  "type": "string"
  + },
  + "syncToken": {
  + "description": "The sync token representing the server state after the event.",
  + "type": "string"
  }
  }
  },
  "etag": {
  "description": "The etag representing the key-value that was deleted.",
  "type": "string"
  + },
  + "syncToken": {
  + "description": "The sync token representing the server state after the event.",
  + "type": "string"
  }
  }
  }
  