fix: silence in the master library

node/consensus/master/broadcast_messaging.go

@@ -300,12 +300,17 @@ func (e *MasterClockConsensusEngine) publishProof(
 
 	e.masterTimeReel.Insert(frame)
 
+	peers, err := e.GetMostAheadPeers()
+	if err != nil || len(peers) == 0 {
+		// publish if we don't see anyone (empty peer list) or if we're the most
+		// ahead:
 		if err := e.publishMessage(e.filter, frame); err != nil {
 			return errors.Wrap(
 				err,
 				"publish proof",
 			)
 		}
+	}
 
 	e.state = consensus.EngineStateCollecting