message: add xms-ids for notificationhubs
diff: "description": "List of NotificationHubs operations supported by the Microsoft.NotificationHubs resource provider.",
  "items": {
  "$ref": "#/definitions/Operation"
  - }
  + },
  + "x-ms-identifiers": [
  + "name"
  + ]
  },
  "nextLink": {
  "readOnly": true,
  "items": {
  "$ref": "#/definitions/SharedAccessAuthorizationRuleProperties"
  },
  + "x-ms-identifiers": [
  + "keyName"
  + ],
  "description": "The AuthorizationRules of the created NotificationHub"
  },
  "apnsCredential": {
  