[VOL-4589] Remove hardcoding of port speed for NNIs

Change-Id: I118a820749af936ce84933c35a3a0f4e16122626
diff --git a/go.mod b/go.mod
index 9de11d7..f5922e6 100644
--- a/go.mod
+++ b/go.mod
@@ -14,7 +14,7 @@
 	github.com/golang/protobuf v1.5.2
 	github.com/grpc-ecosystem/go-grpc-middleware v1.3.0
 	github.com/opencord/voltha-lib-go/v7 v7.1.3
-	github.com/opencord/voltha-protos/v5 v5.2.0
+	github.com/opencord/voltha-protos/v5 v5.2.1
 	github.com/stretchr/testify v1.7.0
 	go.etcd.io/etcd v3.3.25+incompatible
 	google.golang.org/grpc v1.42.0