fix: 删掉cdn模块的依赖关系

Author: MonsterL

index.html

@@ -5,8 +5,6 @@
     <link rel="icon" href="/logo.svg" />
     <meta name="viewport" content="width=device-width, initial-scale=1.0" />
     <title>ClickCat</title>
-    <script src="//unpkg.com/[email protected]/build/three.min.js"></script>
-    <script src="//unpkg.com/three/examples/js/renderers/CSS2DRenderer.js"></script>
     <script>
       var _hmt = _hmt || [];
       (function() {