message: Add RunStatusChanged EventGrid event schema published by Azure Machine Learning
diff: },
  "modelVersion": {
  "description": "The version of the model that was registered.",
  - "type": "integer"
  + "type": "string"
  },
  "modelTags": {
  "description": "The tags of the model that was registered.",
  "format": "date-time"
  }
  }
  + },
  + "MachineLearningServicesRunStatusChangedEventData": {
  + "description": "Schema of the Data property of an EventGridEvent for an Microsoft.MachineLearningServices.RunStatusChanged event.",
  + "type": "object",
  + "properties": {
  + "experimentId": {
  + "description": "The ID of the experiment that the Machine Learning Run belongs to.",
  + "type": "string"
  + },
  + "experimentName": {
  + "description": "The name of the experiment that the Machine Learning Run belongs to.",
  + "type": "string"
  + },
  + "runId": {
  + "description": "The ID of the Machine Learning Run.",
  + "type": "string"
  + },
  + "runType": {
  + "description": "The Run Type of the Machine Learning Run.",
  + "type": "string"
  + },
  + "runTags": {
  + "description": "The tags of the Machine Learning Run.",
  + "type": "object"
  + },
  + "runProperties": {
  + "description": "The properties of the Machine Learning Run.",
  + "type": "object"
  + },
  + "runStatus": {
  + "description": "The status of the Machine Learning Run.",
  + "type": "string"
  + }
  + }
  }
  }
  }
  