Remove duplicated and deprecated SetLogger usage (#13475)

Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>

internal/logutil/logutil.go

@@ -25,7 +25,6 @@ import (
 
 	"go.uber.org/zap/zapcore"
 
-	clientv3 "go.etcd.io/etcd/client/v3"
 	"google.golang.org/grpc/grpclog"
 
 	"go.uber.org/zap"
@@ -139,7 +138,6 @@ func SetupLogger(cfg *log.Config) {
 
 		wrapper := &zapWrapper{lg}
 		grpclog.SetLoggerV2(wrapper)
-		clientv3.SetLogger(wrapper)
 		_globalZapWrapper.Store(wrapper)
 	})
 }