remove mute/unmute from example

example/lib/widgets/participant.dart

@@ -140,19 +140,6 @@ class RemoteTrackPublicationMenuWidget extends StatelessWidget {
           itemBuilder: (BuildContext context) {
             return <PopupMenuEntry<Function>>[
               //
-              // Mute/Unmute
-              //
-              if (pub.muted == false)
-                PopupMenuItem(
-                  child: const Text('Mute'),
-                  value: () => pub.muted = true,
-                ),
-              if (pub.muted == true)
-                PopupMenuItem(
-                  child: const Text('Un-mute'),
-                  value: () => pub.muted = false,
-                ),
-              //
               // Subscribe/Unsubscribe
               //
               if (pub.subscribed == false)

lib/src/track/remote_track_publication.dart

@@ -1,4 +1,5 @@
 import 'package:livekit_client/src/logger.dart';
+import 'package:meta/meta.dart';
 
 import '../events.dart';
 import '../extensions.dart';
@@ -51,6 +52,7 @@ class RemoteTrackPublication extends TrackPublication {
   /// for internal use
   /// {@nodoc}
   @override
+  @internal
   set muted(bool val) {
     if (val == muted) {
       return;