Corrects error in #228 (#229)

* Implemented parsing of ROOM_DATA_BYTES

Unity clients can now receive data sent from the server using client.sendBytes.

* Corrected a logic error

Author: BG-FraserConnolly

Assets/Colyseus/Runtime/Colyseus/Room/ColyseusRoom.cs

@@ -503,7 +503,7 @@ protected async void ParseMessage(byte[] bytes)
             {
                 Patch(bytes, 1);
             }
-            else if (code == ColyseusProtocol.ROOM_DATA || ColyseusProtocol.ROOM_DATA_BYTES)
+            else if (code == ColyseusProtocol.ROOM_DATA || code == ColyseusProtocol.ROOM_DATA_BYTES)
             {
                 IColyseusMessageHandler handler = null;
                 object type;