message: Removed duplicated code that was added during rebase
diff: @@ -300,17 +300,6 @@ class Coordinator:
  """
  logger.debug("Received: %s from %s", type(message), participant_id)
  - # Unless this is a RendezvousRequest the coordinator should not accept messages
  - # from participants that have not been accepted
  - if (
  - not isinstance(message, coordinator_pb2.RendezvousRequest)
  - and participant_id not in self.participants.participants.keys()
  - ):
  - raise UnknownParticipantError(
  - f"Unknown participant {participant_id}. "
  - "Please try to rendezvous with the coordinator before making a request."
  - )
  -
  # Unless this is a RendezvousRequest the coordinator should not accept messages
  # from participants that have not been accepted
  if (
  