LibWeb: Fix e-mail address mishap

Userland/Libraries/LibWeb/Fetch/Infrastructure/URL.h

@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2022, Linus Groh <linusg@serenityos.org>
- * Copyright (c) 2022, Andreas Kling <linusg@serenityos.org>
+ * Copyright (c) 2022, Andreas Kling <kling@serenityos.org>
  *
  * SPDX-License-Identifier: BSD-2-Clause
  */