VOL-2189 update voltha-openolt-adapter to use voltha-protos=v2.0.1 and voltha-lib-go=v2.2.9;
Release v2.2.1

Change-Id: I527d6541f9d8b7df8504d886a01163c7e57bdd77
diff --git a/main.go b/main.go
index eaebd9a..921c3df 100644
--- a/main.go
+++ b/main.go
@@ -38,8 +38,8 @@
 	ac "github.com/opencord/voltha-openolt-adapter/adaptercore"
 	"github.com/opencord/voltha-openolt-adapter/config"
 	"github.com/opencord/voltha-openolt-adapter/config/version"
-	ic "github.com/opencord/voltha-protos/go/inter_container"
-	"github.com/opencord/voltha-protos/go/voltha"
+	ic "github.com/opencord/voltha-protos/v2/go/inter_container"
+	"github.com/opencord/voltha-protos/v2/go/voltha"
 )
 
 type adapter struct {