logger: refactor Tendermint logger by using zerolog (#6534)

test/fuzz/p2p/pex/reactor_receive.go

@@ -2,7 +2,6 @@ package pex
 
 import (
 	"net"
-	"os"
 
 	"github.com/tendermint/tendermint/config"
 	"github.com/tendermint/tendermint/crypto/ed25519"
@@ -16,7 +15,7 @@ import (
 var (
 	pexR   *pex.Reactor
 	peer   p2p.Peer
-	logger = log.NewTMLogger(log.NewSyncWriter(os.Stdout))
+	logger = log.MustNewDefaultLogger(log.LogFormatPlain, log.LogLevelInfo, false)
 )
 
 func init() {

test/fuzz/rpc/jsonrpc/server/handler.go

@@ -6,7 +6,6 @@ import (
 	"io/ioutil"
 	"net/http"
 	"net/http/httptest"
-	"os"
 
 	"github.com/tendermint/tendermint/libs/log"
 	rs "github.com/tendermint/tendermint/rpc/jsonrpc/server"
@@ -20,7 +19,7 @@ var mux *http.ServeMux
 
 func init() {
 	mux = http.NewServeMux()
-	lgr := log.NewTMLogger(log.NewSyncWriter(os.Stdout))
+	lgr := log.MustNewDefaultLogger(log.LogFormatPlain, log.LogLevelInfo, false)
 	rs.RegisterRPCFuncs(mux, rpcFuncMap, lgr)
 }