Change MDS value on on successful response
Move to omci-lib-go version v0.15.4

Change-Id: I4184d26e3006c4b28dcab806e51bc1fc9f2b878e
diff --git a/go.mod b/go.mod
index 137678c..f896166 100644
--- a/go.mod
+++ b/go.mod
@@ -16,7 +16,7 @@
 	github.com/olekukonko/tablewriter v0.0.4
 	github.com/opencord/cordctl v0.0.0-20190909161711-01e9c1f04bf4
 	github.com/opencord/device-management-interface v0.9.5
-	github.com/opencord/omci-lib-go v0.13.6
+	github.com/opencord/omci-lib-go v0.15.4
 	github.com/opencord/voltha-protos/v4 v4.0.2
 	github.com/pkg/errors v0.8.1 // indirect
 	github.com/sirupsen/logrus v1.4.2