message: Update CommonDefinitions.json
  added ftpsState enum to SiteConfig object
diff: "name": "SupportedTlsVersions",
  "modelAsString": true
  }
  + },
  + "ftpsState": {
  + "description": "State of FTP / FTPS service",
  + "enum": [
  + "AllAllowed",
  + "FtpsOnly",
  + "Disabled"
  + ],
  + "type": "string",
  + "x-ms-enum": {
  + "name": "FtpsState",
  + "modelAsString": true
  + }
  }
  }
  },
  