fix: classname was not applied to button link

Author: The-Best-Codes

components/button-link/ButtonLink.jsx

@@ -1,13 +1,14 @@
 import Link from 'next/link'
 import IconArrowRight from '../../public/icons/arrow-right'
+import clsx from 'clsx'
 
-const ButtonLink = ({ href, isExternal, children }) => {
+const ButtonLink = ({ href, isExternal, children, className }) => {
   return (
     <Link
       href={href}
       target={isExternal ? '_blank' : undefined}
       rel={isExternal ? 'noreferrer' : undefined}
-      className="button-link"
+      className={clsx('button-link', className)}
     >
       {children} <IconArrowRight />
     </Link>