[VOL-3196] Using the latest voltha-lib-go in the openolt adapter

Change-Id: I0c6d166f3dda8e9cca9e19a2f33aeee96a8cc6c3
diff --git a/go.mod b/go.mod
index 3fd611a..a672acb 100644
--- 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/grpc-ecosystem/go-grpc-middleware v1.0.1-0.20190118093823-f849b5445de4
-	github.com/opencord/voltha-lib-go/v3 v3.2.3
+	github.com/opencord/voltha-lib-go/v3 v3.2.5
 	github.com/opencord/voltha-protos/v3 v3.4.1
 	github.com/opentracing/opentracing-go v1.1.0
 	go.etcd.io/etcd v0.0.0-20190930204107-236ac2a90522