Updated with go.mod and go.sum changes after new patchset release of voltha-lib-go

Change-Id: Ib59997fcf32418996010b6594e4280215782b0b7
diff --git a/vendor/modules.txt b/vendor/modules.txt
index 07cb89d..35c63d2 100644
--- a/vendor/modules.txt
+++ b/vendor/modules.txt
@@ -62,7 +62,7 @@
 github.com/mitchellh/go-homedir
 # github.com/mitchellh/mapstructure v1.1.2
 github.com/mitchellh/mapstructure
-# github.com/opencord/voltha-lib-go/v2 v2.2.7
+# github.com/opencord/voltha-lib-go/v2 v2.2.8
 github.com/opencord/voltha-lib-go/v2/pkg/adapters
 github.com/opencord/voltha-lib-go/v2/pkg/adapters/adapterif
 github.com/opencord/voltha-lib-go/v2/pkg/adapters/common