Update artplayer plugin versions

docs/assets/example/dash.js

@@ -0,0 +1,24 @@
+function playMpd(video, url, art) {
+    if (dashjs.supportsMediaSource()) {
+        if (art.dash) art.dash.destroy();
+        const dash = dashjs.MediaPlayer().create();
+        dash.initialize(video, url, art.option.autoplay);
+        art.dash = dash; 
+        art.on('destroy', () => dash.destroy());
+    } else {
+        art.notice.show = 'Unsupported playback format: mpd';
+    }
+}
+
+var art = new Artplayer({
+    container: '.artplayer-app',
+    url: 'https://dash.akamaized.net/akamai/bbb_30fps/bbb_30fps.mpd',
+    type: 'mpd',
+    customType: {
+        mpd: playMpd
+    },
+});
+
+art.on('ready', () => {
+    console.info(art.dash);
+});