fix: remove dead code

packages/website/src/components/DummyLink.tsx

@@ -1,7 +0,0 @@
-import { Link, type LinkProps } from '@radix-ui/themes';
-
-export function DummyLink({ href = '#', onClick, ...props }: LinkProps) {
-  return (
-    <Link href={href} onClick={(event) => event.preventDefault()} {...props} />
-  );
-}