chore: fix typos

Signed-off-by: coderwander <770732124@qq.com>

Author: coderwander

internal/bft/heartbeatmonitor.go

@@ -160,7 +160,7 @@ func (hm *HeartbeatMonitor) InjectArtificialHeartbeat(sender uint64, msg *smartb
 }
 
 func (hm *HeartbeatMonitor) StopLeaderSendMsg() {
-	hm.logger.Infof("Changing role to folower without change current view and current leader")
+	hm.logger.Infof("Changing role to follower without change current view and current leader")
 	select {
 	case hm.commandChan <- roleChange{
 		onlyStopSendHeartbearFromLeader: true,

internal/bft/viewchanger.go

@@ -1002,7 +1002,7 @@ func (v *ViewChanger) validateNewViewMsg(msg *protos.NewView) (valid bool, sync
 		}
 
 		if lastDecisionMD.LatestSequence > mySequence+1 { // this is a decision in the future, can't verify it and should sync
-			v.Synchronizer.Sync() // TODO check if I manged to sync to latest decision, revalidate new view, and join the other nodes
+			v.Synchronizer.Sync() // TODO check if I managed to sync to latest decision, revalidate new view, and join the other nodes
 			return true, true, false
 		}