VOL-2258 release for single-core compatibility

Change-Id: I89d89d6839da60c135fa6fe5dc6ea459818f3124
diff --git a/go.mod b/go.mod
index 55e0ceb..b716f65 100644
--- a/go.mod
+++ b/go.mod
@@ -8,8 +8,7 @@
 	github.com/golang/protobuf v1.3.2
 	github.com/google/uuid v1.1.1
 	github.com/gyuho/goraph v0.0.0-20160328020532-d460590d53a9
-	github.com/mdlayher/ethernet v0.0.0-20190606142754-0394541c37b7 // indirect
-	github.com/opencord/voltha-lib-go/v2 v2.2.13
+	github.com/opencord/voltha-lib-go/v2 v2.2.16
 	github.com/opencord/voltha-protos/v2 v2.0.1
 	github.com/phayes/freeport v0.0.0-20180830031419-95f893ade6f2
 	github.com/stretchr/testify v1.4.0