add webkitSupportsFullscreen

docs/mobile.html

@@ -20,7 +20,7 @@
         <p class="tip"></p>
     </div>
     <script src="https://cdn.bootcss.com/vConsole/3.2.0/vconsole.min.js"></script>
-    <script src="./uncompiled/artplayer.js?t=5"></script>
+    <script src="./uncompiled/artplayer.js?t=6"></script>
     <script src="./uncompiled/artplayer-plugin-danmuku.js"></script>
     <script src="./assets/js/mobile.js"></script>
     <script>