VOL-3608 Support of Get External OMCI Attribute values - GetOnuUniInfoResponse in golang OpenONU adapter

Change-Id: I8c944d66e9ad71a49b817814ff4f130ebdcc17c9
diff --git a/go.mod b/go.mod
index 82b9486..f730823 100644
--- a/go.mod
+++ b/go.mod
@@ -10,7 +10,7 @@
 	github.com/looplab/fsm v0.1.0
 	github.com/opencord/omci-lib-go v0.13.4
 	github.com/opencord/voltha-lib-go/v4 v4.0.6
-	github.com/opencord/voltha-protos/v4 v4.0.8
+	github.com/opencord/voltha-protos/v4 v4.0.11
 	github.com/stretchr/testify v1.6.1
 	google.golang.org/grpc v1.25.1 // indirect
 )