The import string for voltha-lib-go library needs to change from v5
to v6 after a major version upgrade of the voltha-lib-go library.

Change-Id: If443376b150e0f4bb49f50cb2c8cf8c132b7244b
diff --git a/pkg/grpc/common.go b/pkg/grpc/common.go
index cb5480b..7ef7c17 100644
--- a/pkg/grpc/common.go
+++ b/pkg/grpc/common.go
@@ -16,7 +16,7 @@
 package grpc
 
 import (
-	"github.com/opencord/voltha-lib-go/v5/pkg/log"
+	"github.com/opencord/voltha-lib-go/v6/pkg/log"
 )
 
 var logger log.CLogger