VOL-3082: Update go mod to voltha-lib-go version 3.1.11

Change-Id: I1593e5750aa0773eb8440153134dfb6db29ab007
diff --git a/vendor/modules.txt b/vendor/modules.txt
index a8c1b8d..e3e64bd 100644
--- a/vendor/modules.txt
+++ b/vendor/modules.txt
@@ -67,7 +67,7 @@
 github.com/mitchellh/go-homedir
 # github.com/mitchellh/mapstructure v1.1.2
 github.com/mitchellh/mapstructure
-# github.com/opencord/voltha-lib-go/v3 v3.1.9
+# github.com/opencord/voltha-lib-go/v3 v3.1.11
 github.com/opencord/voltha-lib-go/v3/pkg/adapters
 github.com/opencord/voltha-lib-go/v3/pkg/adapters/adapterif
 github.com/opencord/voltha-lib-go/v3/pkg/adapters/common