message: Update bigDataPool.json
  Fixed the model reference for LibraryInfo.
  Added missing property lastSucceededTimestamp.
diff: "description": "List of custom libraries/packages associated with the spark pool.",
  "type": "array",
  "items": {
  - "$ref": "../../../../data-plane/Microsoft.Synapse/preview/2019-06-01-preview/library.json#/definitions/LibraryResourceProperties"
  + "$ref": "#/definitions/LibraryInfo"
  }
  },
  "sparkConfigProperties": {
  "name": "NodeSizeFamily",
  "modelAsString": true
  }
  + },
  + "lastSucceededTimestamp": {
  + "type": "string",
  + "format": "date-time",
  + "description": "The time when the Big Data pool was updated successfully.",
  + "readOnly": true
  }
  }
  },
  }
  }
  },
  + "LibraryInfo": {
  + "type": "object",
  + "description": "Library/package information of a Big Data pool powered by Apache Spark",
  + "title": "Information about a library/package created at the workspace level.",
  + "properties": {
  + "name": {
  + "type": "string",
  + "description": "Name of the library."
  + },
  + "path": {
  + "type": "string",
  + "description": "Storage blob path of library."
  + },
  + "containerName": {
  + "type": "string",
  + "description": "Storage blob container name."
  + },
  + "uploadedTimestamp": {
  + "type": "string",
  + "format": "date-time",
  + "description": "The last update time of the library.",
  + "readOnly": true
  + },
  + "type": {
  + "type": "string",
  + "description": "Type of the library."
  + },
  + "provisioningStatus": {
  + "readOnly": true,
  + "type": "string",
  + "description": "Provisioning status of the library/package."
  + },
  + "creatorId": {
  + "readOnly": true,
  + "type": "string",
  + "description": "Creator Id of the library/package."
  + }
  + }
  + },
  "LibraryRequirements": {
  "type": "object",
  "description": "Library requirements for a Big Data pool powered by Apache Spark",
  