[VOL-2452] Using the latest omci-sim to enable MIB templating and
correctly report port status

Change-Id: I291c0fe01416c1541ef0f55779a77412a2271ea9
diff --git a/go.mod b/go.mod
index 085c3e5..410d698 100644
--- a/go.mod
+++ b/go.mod
@@ -14,7 +14,7 @@
 	github.com/jhump/protoreflect v1.5.0
 	github.com/looplab/fsm v0.1.0
 	github.com/opencord/cordctl v0.0.0-20190909161711-01e9c1f04bf4
-	github.com/opencord/omci-sim v0.0.2
+	github.com/opencord/omci-sim v0.0.4
 	github.com/opencord/voltha-protos/v2 v2.1.2
 	github.com/pkg/errors v0.8.1 // indirect
 	github.com/sirupsen/logrus v1.4.2