message: new snippest for c# to disable code block format
  just like //clang-format off/on
diff: ],
  "description": "Attribute using recommended pattern"
  },
  + "Disable format": {
  + "prefix": "disableformat",
  + "body": [
  + "#pragma warning disable format",
  + "$0${TM_SELECTED_TEXT}",
  + "#pragma warning restore format"
  + ],
  + "description": "disable format of dotnet code"
  + },
  "Checked block": {
  "prefix": "checked",
  "body": [
  