[VOL-2975] Changes to OpenOLT adapter for supporting multi-tcont

Change-Id: If7d6cf8aabce10d0a4e0e03794c44ac8b1e9981b
diff --git a/go.mod b/go.mod
index f749533..2459f7f 100755
--- a/go.mod
+++ b/go.mod
@@ -8,7 +8,7 @@
 	github.com/gogo/protobuf v1.3.1
 	github.com/golang/protobuf v1.3.2
 	github.com/opencord/voltha-lib-go/v3 v3.1.7
-	github.com/opencord/voltha-protos/v3 v3.3.3
+	github.com/opencord/voltha-protos/v3 v3.3.5
 	go.etcd.io/etcd v0.0.0-20190930204107-236ac2a90522
 	google.golang.org/grpc v1.25.1
 )