message: [MainMenu] CR fix - new way of describing default values of `defaultOptions` static getter
diff: * A simple main menu application
  */
  declare class MainMenu extends Application {
  - /** @override */
  - static get defaultOptions(): MainMenu.Options;
  + /**
  + * @override
  + * @defaultValue
  + * ```typescript
  + * {
  + * ...super.defaultOptions,
  + * id: 'menu',
  + * template: 'templates/hud/menu.html',
  + * popOut: false
  + * }
  + * ```
  + * */
  + static get defaultOptions(): Application.Options;
  /**
  * The structure of menu items
  @@ -60,19 +71,4 @@ declare namespace MainMenu {
  }
  type MenuStructure = { [name: string]: MenuItem };
  -
  - interface Options extends Application.Options {
  - /**
  - * @defaultValue `'menu'`
  - */
  - id: string;
  - /**
  - * @defaultValue `'templates/hud/menu.html'`
  - */
  - template: string;
  - /**
  - * @defaultValue `false`
  - */
  - popOut: boolean;
  - }
  }
  