communication: use unpack without bytes

rhodecode/lib/vcs/client_http.py

@@ -78,7 +78,7 b' def _remote_call(url, payload, exception'
         raise exceptions.HttpVCSCommunicationError(repr(response.content))
 
     try:
-        response = msgpack.unpackb(response.content)
+        response = msgpack.unpackb(response.content, raw=False)
     except Exception:
         log.exception('Failed to decode response %r', response.content)
         raise