[project] Fix two leaking tickers (#1821)

consensus/consensus_v2.go

@@ -1085,6 +1085,7 @@ func (consensus *Consensus) Start(blockChannel chan *types.Block, stopChan chan
 		utils.Logger().Info().Time("time", time.Now()).Msg("[ConsensusMainLoop] Consensus started")
 		defer close(stoppedChan)
 		ticker := time.NewTicker(3 * time.Second)
+		defer ticker.Stop()
 		consensus.consensusTimeout[timeoutBootstrap].Start()
 		utils.Logger().Debug().
 			Uint64("viewID", consensus.viewID).

node/node_handler.go

@@ -479,6 +479,7 @@ func (node *Node) pingMessageHandler(msgPayload []byte, sender libp2p_peer.ID) i
 // bootstrapConsensus is the a goroutine to check number of peers and start the consensus
 func (node *Node) bootstrapConsensus() {
 	tick := time.NewTicker(5 * time.Second)
+	defer tick.Stop()
 	lastPeerNum := node.numPeers
 	for {
 		select {