VOL-4465 raise ONU/OLT deleted events

Change-Id: I8f8aea3dcf97996816f8a856b05e751f7c391ee4
diff --git a/go.mod b/go.mod
index 0d90e6d..1386ecf 100644
--- a/go.mod
+++ b/go.mod
@@ -17,7 +17,7 @@
 	github.com/golang/mock v1.6.0
 	github.com/golang/protobuf v1.5.2
 	github.com/google/uuid v1.3.0
-	github.com/opencord/voltha-lib-go/v7 v7.1.1
+	github.com/opencord/voltha-lib-go/v7 v7.1.2
 	github.com/opencord/voltha-protos/v5 v5.1.1
 	github.com/opentracing/opentracing-go v1.2.0
 	github.com/phayes/freeport v0.0.0-20180830031419-95f893ade6f2