message: Add MediaJobOutputProgressEventData in Azure Media Services EventGrid swagger file
diff: "type": "object",
  "description": "The event data for a Job output asset."
  },
  + "MediaJobOutputProgressEventData": {
  + "x-ms-discriminator-value": "#Microsoft.Media.JobOutputProgress",
  + "description": "Job Output Progress Event Data.",
  + "type": "object",
  + "properties": {
  + "label": {
  + "type": "string",
  + "description": "Gets the Job output label."
  + },
  + "progress": {
  + "type": "integer",
  + "format": "int64",
  + "description": "Gets the Job output progress."
  + },
  + "jobCorrelationData": {
  + "type": "object",
  + "additionalProperties": {
  + "type": "string"
  + },
  + "description": "Gets the Job correlation data."
  + }
  + }
  + },
  "MediaJobOutputStateChangeEventData": {
  "description": "Schema of the Data property of an EventGridEvent for a Microsoft.Media.JobOutputStateChange event.",
  "type": "object",
  