update(index): head태그에 jsdelivr를 사용한 링크 추가

Author: HTMLhead

index.html

@@ -12,8 +12,8 @@
       href="//cdnjs.cloudflare.com/ajax/libs/highlight.js/9.5.0/styles/agate.min.css"
     />
     <script src="//cdnjs.cloudflare.com/ajax/libs/highlight.js/9.5.0/highlight.min.js"></script>
-    <!-- <script src="https://cdn.jsdelivr.net/gh/HTMLhead/H-list-ui/dist/listUi.min.js"></script> -->
-    <script src="./dist/listUi.js"></script>
+    <script src="https://cdn.jsdelivr.net/gh/HTMLhead/H-list-ui/dist/listUi.min.js"></script>
+    <!-- <script src="./dist/listUi.js"></script> -->
     <script>
       hljs.initHighlightingOnLoad();
     </script>