fix(llc): make ws reconnection more robust

packages/stream_chat/lib/src/client/client.dart

@@ -374,6 +374,7 @@ class StreamChatClient {
       final event = await _ws.connect(user);
       return user.merge(event.me);
     } catch (e, stk) {
+      _wsConnectionStatus = ConnectionStatus.disconnected;
       logger.severe('error connecting ws', e, stk);
       rethrow;
     }

packages/stream_chat/lib/src/ws/websocket.dart

@@ -190,8 +190,12 @@ class WebSocket with TimerHelper {
     _connectionStatus = ConnectionStatus.connecting;
     connectionCompleter = Completer<Event>();
 
-    final uri = await _buildUri();
-    _initWebSocketChannel(uri);
+    try {
+      final uri = await _buildUri();
+      _initWebSocketChannel(uri);
+    } catch (e, stk) {
+      _onConnectionError(e, stk);
+    }
 
     return connectionCompleter!.future;
   }