docs 优化

docs/lab/mobile.html

@@ -19,10 +19,7 @@
         <div class="artplayer-app"></div>
     </div>
     <script src="https://cdn.bootcss.com/vConsole/3.2.0/vconsole.min.js"></script>
-    <script src="https://cdn.bootcss.com/flv.js/1.4.2/flv.js"></script>
-
     <script src="../uncompiled/artplayer.js"></script>
-    
     <script src="./js/mobile.js"></script>
     <script>
         var _hmt = _hmt || [];