refactor: remove unnecessary wrapper from MediaPanel component

apps/web/src/components/editor/media-panel.tsx

@@ -14,12 +14,6 @@ import { toast } from "sonner";
 // You can upload files or drag them from your computer. Dragging from here to the timeline adds them to your video project.
 
 export function MediaPanel() {
-  return (
-    <div style={{ backgroundColor: 'transparent' }}>
-      {/* Existing content */}
-    </div>
-  );
-}
   const { mediaItems, addMediaItem, removeMediaItem } = useMediaStore();
   const fileInputRef = useRef<HTMLInputElement>(null);
   const [isProcessing, setIsProcessing] = useState(false);