Refactor TopNav component to include overflow-hidden for React 18 icon link.

Author: VVSOGI

src/components/Layout/TopNav/TopNav.tsx

@@ -366,7 +366,7 @@ export default function TopNav({
                   <Link
                     href="https://ko-react-exy5xcwjj-fbopensource.vercel.app/"
                     aria-label="React version 18 Korean translation"
-                    className="active:scale-95 transition-transform flex w-12 h-12 rounded-full items-center justify-center hover:bg-primary/5 hover:dark:bg-primary-dark/5 outline-link">
+                    className="active:scale-95 transition-transform flex w-12 h-12 rounded-full items-center justify-center overflow-hidden hover:bg-primary/5 hover:dark:bg-primary-dark/5 outline-link">
                     {react18Icon}
                   </Link>
                 </div>