message: fix field annotations according to feedback
diff: @@ -8,19 +8,19 @@ declare global {
  * future will become false by default.
  * @defaultValue `true`
  */
  - jQuery: boolean;
  + jQuery?: boolean;
  }
  interface DialogButton<T = unknown, JQueryOrHtml = JQuery | HTMLElement> {
  /**
  * A Font Awesome icon for the button
  */
  - icon?: string;
  + icon: string;
  /**
  * The label for the button
  */
  - label?: string;
  + label: string;
  /**
  * Whether the button is disabled
  