VOL-3896: ONU fails to activate on Disable/Enable OLT
- Pass child device struct in Child_device_lost API call

Change-Id: Iacb3f51487bc0d1d2ce63009e5c191eed44705f9
diff --git a/go.mod b/go.mod
index 021f5f3..e7eed4f 100644
--- a/go.mod
+++ b/go.mod
@@ -6,7 +6,7 @@
 	github.com/gogo/protobuf v1.3.2
 	github.com/golang/protobuf v1.3.2
 	github.com/google/uuid v1.1.1
-	github.com/opencord/voltha-lib-go/v4 v4.0.11
+	github.com/opencord/voltha-lib-go/v4 v4.1.0
 	github.com/opencord/voltha-protos/v4 v4.0.13
 	github.com/opentracing/opentracing-go v1.1.0
 	github.com/phayes/freeport v0.0.0-20180830031419-95f893ade6f2