gRPC migration

Change-Id: Ib390f6dde0d5a8d6db12ccd7da41135570ad1354
diff --git a/api/bbsim/bbsim.pb.go b/api/bbsim/bbsim.pb.go
index 132c8b4..821ffcb 100644
--- a/api/bbsim/bbsim.pb.go
+++ b/api/bbsim/bbsim.pb.go
@@ -7,8 +7,8 @@
 	context "context"
 	fmt "fmt"
 	proto "github.com/golang/protobuf/proto"
-	openolt "github.com/opencord/voltha-protos/v4/go/openolt"
-	tech_profile "github.com/opencord/voltha-protos/v4/go/tech_profile"
+	openolt "github.com/opencord/voltha-protos/v5/go/openolt"
+	tech_profile "github.com/opencord/voltha-protos/v5/go/tech_profile"
 	grpc "google.golang.org/grpc"
 	codes "google.golang.org/grpc/codes"
 	status "google.golang.org/grpc/status"