[log] set log to debug on vc message

Signed-off-by: Leo Chen <leo@harmony.one>

consensus/checks.go

@@ -145,7 +145,7 @@ func (consensus *Consensus) onViewChangeSanityCheck(recvMsg *FBFTMessage) bool {
 	// TODO: if difference is only one, new leader can still propose the same committed block to avoid another view change
 	// TODO: new leader catchup without ignore view change message
 
-	consensus.getLogger().Info().
+	consensus.getLogger().Debug().
 		Uint64("MsgBlockNum", recvMsg.BlockNum).
 		Uint64("MyViewChangingID", consensus.GetViewChangingID()).
 		Uint64("MsgViewChangingID", recvMsg.ViewID).

consensus/view_change.go

@@ -356,7 +356,7 @@ func (consensus *Consensus) onViewChange(recvMsg *FBFTMessage) {
 	consensus.mutex.Lock()
 	defer consensus.mutex.Unlock()
 
-	consensus.getLogger().Info().
+	consensus.getLogger().Debug().
 		Uint64("viewID", recvMsg.ViewID).
 		Uint64("blockNum", recvMsg.BlockNum).
 		Interface("SenderPubkeys", recvMsg.SenderPubkeys).
@@ -366,7 +366,7 @@ func (consensus *Consensus) onViewChange(recvMsg *FBFTMessage) {
 	newLeaderKey := recvMsg.LeaderPubkey
 	newLeaderPriKey, err := consensus.GetLeaderPrivateKey(newLeaderKey.Object)
 	if err != nil {
-		consensus.getLogger().Info().
+		consensus.getLogger().Debug().
 			Err(err).
 			Interface("SenderPubkeys", recvMsg.SenderPubkeys).
 			Str("NextLeader", recvMsg.LeaderPubkey.Bytes.Hex()).

core/tx_pool.go

@@ -1332,7 +1332,7 @@ func (pool *TxPool) promoteExecutables(accounts []common.Address) {
 		for _, tx := range list.Ready(pool.pendingState.GetNonce(addr)) {
 			hash := tx.Hash()
 			if pool.promoteTx(addr, tx) {
-				logger.Info().Str("hash", hash.Hex()).Msg("Promoting queued transaction")
+				logger.Debug().Str("hash", hash.Hex()).Msg("Promoting queued transaction")
 				promoted = append(promoted, tx)
 			}
 		}