VOL-4217: Update to latest version of protos and voltha-lib-go for
voltha-2.9 release. Tested with BAL3.10

Change-Id: Ibdc5978a1f2df713965a27ce26d0e22c1ffa366a
diff --git a/core/common.go b/core/common.go
index b03022e..7230b40 100644
--- a/core/common.go
+++ b/core/common.go
@@ -18,7 +18,7 @@
 package core
 
 import (
-	"github.com/opencord/voltha-lib-go/v4/pkg/log"
+	"github.com/opencord/voltha-lib-go/v7/pkg/log"
 )
 
 var logger log.CLogger