VOL-3735 Retrieve port counters using the GetExtValue(SingleGetValue) rpc from the openolt adapter

Change-Id: I6bce9eb07396fb84e6733beeb81341080243e7a5
diff --git a/internal/pkg/commands/message.go b/internal/pkg/commands/message.go
index cb3ce1e..bef4cac 100644
--- a/internal/pkg/commands/message.go
+++ b/internal/pkg/commands/message.go
@@ -26,7 +26,7 @@
 	flags "github.com/jessevdk/go-flags"
 	"github.com/opencord/voltctl/pkg/filter"
 	"github.com/opencord/voltctl/pkg/format"
-	"github.com/opencord/voltha-protos/v3/go/inter_container"
+	"github.com/opencord/voltha-protos/v4/go/inter_container"
 	"log"
 	"os"
 	"os/signal"