Add artplayer-plugin-ambilight package and demo

docs/index.html

@@ -103,6 +103,10 @@
                             <a
                                 href="/?libs=./uncompiled/artplayer-plugin-auto-thumbnail/index.js&example=auto.thumbnail">artplayer-plugin-auto-thumbnail</a>
                         </li>
+                        <li>
+                            <a
+                                href="/?libs=./uncompiled/artplayer-plugin-ambilight/index.js&example=ambilight">artplayer-plugin-ambilight</a>
+                        </li>
                     </ul>
                     <ul>
                         <li class="title">Proxys</li>