[VOL-3142] Update dependency of voltha-lib-go to include log package registration fix

Change-Id: I36890c7aa685e46721b481d5c965f9c0bc86934c
diff --git a/internal/pkg/openflow/client.go b/internal/pkg/openflow/client.go
index 635c712..323687f 100644
--- a/internal/pkg/openflow/client.go
+++ b/internal/pkg/openflow/client.go
@@ -123,7 +123,7 @@
 
 // UpdateRoles validates a role request and updates role state for connections where it changed
 func (ofc *OFClient) UpdateRoles(from string, request *ofp.RoleRequest) bool {
-	log.Debug("updating role", log.Fields{
+	logger.Debug("updating role", log.Fields{
 		"from": from,
 		"to":   request.Role,
 		"id":   request.GenerationId})