VOL-2189 update voltha-simonu-adapter to use voltha-protos=v2.0.1 and voltha-lib-go=v2.2.9;
Release 2.2.1

Change-Id: I65b5736acfcb2bf47047105c5cd188a456dd5982
diff --git a/go.mod b/go.mod
index 434905d..cceae5e 100644
--- a/go.mod
+++ b/go.mod
@@ -4,8 +4,8 @@
 
 require (
 	github.com/gogo/protobuf v1.3.0
-	github.com/opencord/voltha-lib-go/v2 v2.2.7
+	github.com/opencord/voltha-lib-go/v2 v2.2.9
 
-	github.com/opencord/voltha-protos v1.0.3
+	github.com/opencord/voltha-protos/v2 v2.0.1
 	github.com/stretchr/testify v1.4.0
 )