types(widget): Add missing name

#9031 djs

typings/index.d.ts

@@ -3395,6 +3395,7 @@ export class Widget extends Base {
   private _patch(data: RawWidgetData): void;
   public fetch(): Promise<Widget>;
   public id: Snowflake;
+  public name: string;
   public instantInvite?: string;
   public channels: Collection<Snowflake, WidgetChannel>;
   public members: Collection<string, WidgetMember>;