message: Update description for requireGuestProvisionSignal.
diff: },
  "requireGuestProvisionSignal": {
  "type": "boolean",
  - "description": "Specifies whether the guest provision signal is required to infer provision success of the virtual machine."
  + "description": "Specifies whether the guest provision signal is required to infer provision success of the virtual machine. **Note: This property is for private testing only, and all customers must not set the property to false.**"
  }
  },
  "description": "Specifies the operating system settings for the virtual machine. Some of the settings cannot be changed once VM is provisioned."
  