Update protocol to v1.39.2 (#812)

* Gen

* format

* format

* Fix compile

* Import sorter

* Fixes

Author: hiroshihorie

example/lib/pages/prejoin.dart

@@ -3,7 +3,6 @@ import 'dart:math' as math;
 
 import 'package:dropdown_button2/dropdown_button2.dart';
 import 'package:flutter/material.dart';
-import 'package:flutter_webrtc/flutter_webrtc.dart';
 import 'package:livekit_client/livekit_client.dart';
 import 'package:livekit_example/exts.dart';
 

example/lib/widgets/participant.dart

@@ -1,6 +1,5 @@
 import 'package:collection/collection.dart';
 import 'package:flutter/material.dart';
-import 'package:flutter_webrtc/flutter_webrtc.dart';
 import 'package:livekit_client/livekit_client.dart';
 import 'package:livekit_example/theme.dart';
 

lib/livekit_client.dart

@@ -44,7 +44,8 @@ export 'src/track/local/local.dart';
 export 'src/track/local/video.dart';
 export 'src/track/options.dart';
 export 'src/track/processor.dart';
-export 'src/track/processor_native.dart' if (dart.library.js_interop) 'src/track/processor_web.dart';
+export 'src/track/processor_native.dart'
+    if (dart.library.js_interop) 'src/track/processor_web.dart';
 export 'src/track/remote/audio.dart';
 export 'src/track/remote/remote.dart';
 export 'src/track/remote/video.dart';
@@ -59,4 +60,4 @@ export 'src/types/video_encoding.dart';
 export 'src/types/video_parameters.dart';
 export 'src/widgets/screen_select_dialog.dart';
 export 'src/widgets/video_track_renderer.dart';
-export 'src/types/attribute-typings.dart';
+export 'src/types/attribute_typings.dart';

lib/src/participant/local.dart

@@ -618,7 +618,7 @@ class LocalParticipant extends Participant<LocalTrackPublication> {
   void setAttributes(Map<String, String> attributes) {
     room.engine.signalClient
         .sendUpdateLocalMetadata(lk_rtc.UpdateParticipantMetadata(
-      attributes: attributes,
+      attributes: attributes.entries,
     ));
   }