VOL-2017 library code was moved to voltha-lib-go

Change-Id: Ia4b27695cf7ec3377a64572972998d52b70a0a5f
diff --git a/ro_core/config/config.go b/ro_core/config/config.go
index 28cde01..376ed37 100644
--- a/ro_core/config/config.go
+++ b/ro_core/config/config.go
@@ -18,7 +18,7 @@
 import (
 	"flag"
 	"fmt"
-	"github.com/opencord/voltha-go/common/log"
+	"github.com/opencord/voltha-lib-go/pkg/log"
 	"os"
 )