[VOL-3979] Using latest protos and voltha-lib-go

Change-Id: I7544801f675733049a5c8af26546ec24a6652bef
diff --git a/go.mod b/go.mod
index 82b9af9..b4aabb3 100644
--- a/go.mod
+++ b/go.mod
@@ -7,8 +7,8 @@
 	github.com/golang/protobuf v1.3.2
 	github.com/grpc-ecosystem/go-grpc-middleware v1.0.1-0.20190118093823-f849b5445de4
 	github.com/opencord/goloxi v1.0.1
-	github.com/opencord/voltha-lib-go/v4 v4.2.3
-	github.com/opencord/voltha-protos/v4 v4.1.0
+	github.com/opencord/voltha-lib-go/v5 v5.0.4
+	github.com/opencord/voltha-protos/v4 v4.2.0
 	github.com/opentracing/opentracing-go v1.2.0 // indirect
 	github.com/stretchr/testify v1.4.0
 	golang.org/x/net v0.0.0-20191112182307-2180aed22343