VOL-5088
v2.12 - update voltha.protos version in all go.mod configs

Change-Id: I350f347cc62bdbdc763065bda4a4f079ad40ae27
diff --git a/go.mod b/go.mod
index 79d21a9..89f3115 100644
--- a/go.mod
+++ b/go.mod
@@ -18,8 +18,8 @@
 	github.com/golang/protobuf v1.5.2
 	github.com/google/uuid v1.3.0
 	github.com/grpc-ecosystem/go-grpc-middleware v1.3.0
-	github.com/opencord/voltha-lib-go/v7 v7.4.3
-	github.com/opencord/voltha-protos/v5 v5.4.6
+	github.com/opencord/voltha-lib-go/v7 v7.4.5
+	github.com/opencord/voltha-protos/v5 v5.4.9
 	github.com/opentracing/opentracing-go v1.2.0
 	github.com/phayes/freeport v0.0.0-20180830031419-95f893ade6f2
 	github.com/stretchr/testify v1.7.0