message: fix typo: readonly to readOnly
diff: "description": "The mount path of the persistent disk.",
  "type": "string"
  },
  - "readonly": {
  - "description": "Indicates whether the persistent disk is a readonly one.",
  + "readOnly": {
  + "description": "Indicates whether the persistent disk is a readOnly one.",
  "type": "boolean"
  },
  "mountOptions": {
  