feat(packages): add mux-audio element and react component (#1259)

packages/html/src/define/media/mux-audio.ts

@@ -0,0 +1,14 @@
+import { MuxAudio } from '../../media/mux-audio';
+import { safeDefine } from '../safe-define';
+
+export class MuxAudioElement extends MuxAudio {
+  static readonly tagName = 'mux-audio';
+}
+
+safeDefine(MuxAudioElement);
+
+declare global {
+  interface HTMLElementTagNameMap {
+    [MuxAudioElement.tagName]: MuxAudioElement;
+  }
+}