change file name

docs/assets/example/github.js

@@ -9,7 +9,7 @@ var danmuku = new ArtplayerToolGithub({
 var url = 'https://zhw2590582.github.io/assets-cdn';
 var art = new Artplayer({
     container: '.artplayer-app',
-    url: url + '/video/you-name.mp4',
+    url: url + '/video/your-name.mp4',
     autoSize: true,
     controls: [
         {