apply PR from colyseus/colyseus-unity-sdk#233 (issue colyseus/colyseus-unity-sdk#232)

Author: endel

NativeWebSocket/Assets/WebSocket/WebSocket.cs

@@ -571,12 +571,12 @@ private async Task SendMessage(List<ArraySegment<byte>> queue, WebSocketMessageT
                 finally
                 {
                     Monitor.Exit(m_Socket);
-                }
 
-                // Note that we've finished sending.
-                lock (OutgoingMessageLock)
-                {
-                    isSending = false;
+                    // Note that we've finished sending.
+                    lock (OutgoingMessageLock)
+                    {
+                      isSending = false;
+                    }
                 }
 
                 // Handle any queued messages.

NativeWebSocket/Assets/package.json

@@ -1,6 +1,6 @@
 {
   "name": "com.endel.nativewebsocket",
-  "version": "1.1.4",
+  "version": "1.1.5",
   "description": "WebSocket client for Unity - with no external dependencies (WebGL, Native, Android, iOS, UWP).",
   "license": "Apache 2.0",
   "repository": {