[VOL-2364] InvokeRPC returns an error code in case of a timeout

Change-Id: Ia3725bb4778e1935cf62e5348bfcd0bd15cb9466
diff --git a/go.mod b/go.mod
index c612178..ff1a9c2 100644
--- a/go.mod
+++ b/go.mod
@@ -25,7 +25,7 @@
 	github.com/hashicorp/serf v0.8.4 // indirect
 	github.com/jcmturner/gofork v1.0.0 // indirect
 	github.com/onsi/gomega v1.4.2 // indirect
-	github.com/opencord/voltha-protos/v3 v3.0.0
+	github.com/opencord/voltha-protos/v3 v3.2.1
 	github.com/phayes/freeport v0.0.0-20180830031419-95f893ade6f2
 	github.com/pierrec/lz4 v2.3.0+incompatible // indirect
 	github.com/rcrowley/go-metrics v0.0.0-20190826022208-cac0b30c2563 // indirect