message: Update PlaylistConfig to 0.7.9
diff: /**
  * Playlist Configuration Sheet
  - *
  - * @param object - The Playlist being edited
  - * @param options - Additional application rendering options
  */
  -declare class PlaylistConfig extends FormApplication {
  - _updateObject(event?: Event, formData?: object): Promise<any>; // TODO: Add correct return type
  +declare class PlaylistConfig extends BaseEntitySheet<PlaylistConfig.Data, Playlist> {
  + static get defaultOptions(): PlaylistConfig.Options;
  +
  + /**
  + * @override
  + */
  + get title(): string;
  +
  + /**
  + * @param options - (unused)
  + * @override
  + */
  + getData(options?: Application.RenderOptions): PlaylistConfig.Data;
  +}
  +
  +declare namespace PlaylistConfig {
  + interface Data extends Duplicated<PlaylistConfig['object']['data']> {
  + modes: Record<string, ValueOf<typeof CONST['PLAYLIST_MODES']>>;
  + }
  +
  + interface Options extends BaseEntitySheet.Options {
  + /**
  + * @defaultValue `'playlist-config'`
  + */
  + id: string;
  +
  + /**
  + * @defaultValue `'templates/playlist/edit-playlist.html'`
  + */
  + template: string;
  +
  + /**
  + * @defaultValue `360`
  + */
  + width: number;
  + }
  }
  