VOL-4203 - update voltha dependencies

Change-Id: I12cc59e56d79ca4509db26ec4ab1e0dbf0fb4075
diff --git a/go.mod b/go.mod
index 496df55..cc9b221 100644
--- a/go.mod
+++ b/go.mod
@@ -9,10 +9,9 @@
 	github.com/imdario/mergo v0.3.7 // indirect
 	github.com/jessevdk/go-flags v1.4.0
 	github.com/jhump/protoreflect v1.5.0
-	github.com/opencord/voltha-lib-go/v4 v4.3.0
-	github.com/opencord/voltha-protos/v4 v4.1.10
+	github.com/opencord/voltha-lib-go/v5 v5.0.5
+	github.com/opencord/voltha-protos/v4 v4.2.0
 	github.com/stretchr/testify v1.4.0
-	go.etcd.io/etcd v0.0.0-20190930204107-236ac2a90522
 	golang.org/x/oauth2 v0.0.0-20190604053449-0f29369cfe45 // indirect
 	golang.org/x/time v0.0.0-20190308202827-9d24e82272b4 // indirect
 	google.golang.org/appengine v1.6.1 // indirect