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/mocks/mockOpenOltClient.go b/mocks/mockOpenOltClient.go
index b3d9077..00a9fd5 100644
--- a/mocks/mockOpenOltClient.go
+++ b/mocks/mockOpenOltClient.go
@@ -22,8 +22,8 @@
 	"errors"
 	"io"
 
-	openolt "github.com/opencord/voltha-protos/go/openolt"
-	tech_profile "github.com/opencord/voltha-protos/go/tech_profile"
+	openolt "github.com/opencord/voltha-protos/v2/go/openolt"
+	tech_profile "github.com/opencord/voltha-protos/v2/go/tech_profile"
 	"google.golang.org/grpc"
 	"google.golang.org/grpc/metadata"
 )