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/config/config.go b/config/config.go
index 07dfb1e..3017165 100644
--- a/config/config.go
+++ b/config/config.go
@@ -22,7 +22,7 @@
 	"strconv"
 	"strings"
 
-	"github.com/opencord/voltha-lib-go/v4/pkg/log"
+	"github.com/opencord/voltha-lib-go/v7/pkg/log"
 )
 
 // Open OLT default constants