Update editor.wordBasedSuggestions for VS Code 1.85.0

References:
- Dart-Code/Dart-Code#4897
- microsoft/vscode#197690
- https://github.com/microsoft/vscode/blob/f06dad8535e4556e97734a83a2eac83ca23af8eb/src/vs/editor/common/config/editorConfigurationSchema.ts#L64-L74

_docs/recommended-settings.md

@@ -43,10 +43,10 @@ There are some settings in VS Code that you may wish to change from the defaults
  "editor.tabCompletion": "onlySnippets",
 
  // By default, VS Code will populate code completion with words found in the
- // current file when a language service does not provide its own completions.
+ // matching documents when a language service does not provide its own completions.
  // This results in code completion suggesting words when editing comments and
  // strings. This setting will prevent that.
- "editor.wordBasedSuggestions": false,
+ "editor.wordBasedSuggestions": "off",
  }
 }
 ```