VOL-2138 Use v2 import paths for voltha-lib-go

Change-Id: I853dcce79c4defbe3140f3893651a2f50d63e053
diff --git a/ro_core/config/config.go b/ro_core/config/config.go
index 376ed37..d320b13 100644
--- a/ro_core/config/config.go
+++ b/ro_core/config/config.go
@@ -18,7 +18,7 @@
 import (
 	"flag"
 	"fmt"
-	"github.com/opencord/voltha-lib-go/pkg/log"
+	"github.com/opencord/voltha-lib-go/v2/pkg/log"
 	"os"
 )