VOL-3589 Update voltha go to support new version v4 of voltha protos

Change-Id: I32074b5c05b08f8ebd2205f8dc2af225bff465cc
diff --git a/vendor/modules.txt b/vendor/modules.txt
index 693b6fb..6073509 100644
--- a/vendor/modules.txt
+++ b/vendor/modules.txt
@@ -102,28 +102,28 @@
 github.com/modern-go/concurrent
 # github.com/modern-go/reflect2 v1.0.1
 github.com/modern-go/reflect2
-# github.com/opencord/voltha-lib-go/v3 v3.2.10
-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
-github.com/opencord/voltha-lib-go/v3/pkg/config
-github.com/opencord/voltha-lib-go/v3/pkg/db
-github.com/opencord/voltha-lib-go/v3/pkg/db/kvstore
-github.com/opencord/voltha-lib-go/v3/pkg/flows
-github.com/opencord/voltha-lib-go/v3/pkg/grpc
-github.com/opencord/voltha-lib-go/v3/pkg/kafka
-github.com/opencord/voltha-lib-go/v3/pkg/log
-github.com/opencord/voltha-lib-go/v3/pkg/mocks/etcd
-github.com/opencord/voltha-lib-go/v3/pkg/mocks/kafka
-github.com/opencord/voltha-lib-go/v3/pkg/probe
-github.com/opencord/voltha-lib-go/v3/pkg/version
-# github.com/opencord/voltha-protos/v3 v3.4.2
-github.com/opencord/voltha-protos/v3/go/common
-github.com/opencord/voltha-protos/v3/go/ext/config
-github.com/opencord/voltha-protos/v3/go/inter_container
-github.com/opencord/voltha-protos/v3/go/omci
-github.com/opencord/voltha-protos/v3/go/openflow_13
-github.com/opencord/voltha-protos/v3/go/voltha
+# github.com/opencord/voltha-lib-go/v4 v4.0.0
+github.com/opencord/voltha-lib-go/v4/pkg/adapters
+github.com/opencord/voltha-lib-go/v4/pkg/adapters/adapterif
+github.com/opencord/voltha-lib-go/v4/pkg/adapters/common
+github.com/opencord/voltha-lib-go/v4/pkg/config
+github.com/opencord/voltha-lib-go/v4/pkg/db
+github.com/opencord/voltha-lib-go/v4/pkg/db/kvstore
+github.com/opencord/voltha-lib-go/v4/pkg/flows
+github.com/opencord/voltha-lib-go/v4/pkg/grpc
+github.com/opencord/voltha-lib-go/v4/pkg/kafka
+github.com/opencord/voltha-lib-go/v4/pkg/log
+github.com/opencord/voltha-lib-go/v4/pkg/mocks/etcd
+github.com/opencord/voltha-lib-go/v4/pkg/mocks/kafka
+github.com/opencord/voltha-lib-go/v4/pkg/probe
+github.com/opencord/voltha-lib-go/v4/pkg/version
+# github.com/opencord/voltha-protos/v4 v4.0.2
+github.com/opencord/voltha-protos/v4/go/common
+github.com/opencord/voltha-protos/v4/go/ext/config
+github.com/opencord/voltha-protos/v4/go/inter_container
+github.com/opencord/voltha-protos/v4/go/omci
+github.com/opencord/voltha-protos/v4/go/openflow_13
+github.com/opencord/voltha-protos/v4/go/voltha
 # github.com/opentracing/opentracing-go v1.1.0
 github.com/opentracing/opentracing-go
 github.com/opentracing/opentracing-go/ext