chore(lint): remove unused eslint-disable directives

Part of the #97 warning ratchet.

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01PPmy3tPq869XDW4njjVaKA

src/app/features/room/widgets/RoomWidgetView.tsx

@@ -60,7 +60,6 @@ export function RoomWidgetView({ room, widget }: RoomWidgetViewProps) {
       clientApi.stop();
       iframe.remove();
     };
-    // eslint-disable-next-line react-hooks/exhaustive-deps
   }, [mx, room.roomId, widget.id, widget.templateUrl]);
 
   if (blocked) {