[VOL-4663] create voltha event topic (voltha.events) with conifgurable no of partitions and replication factor

Change-Id: I55b40d97afaed0d75240fd6557f26da90950f6c5
diff --git a/go.mod b/go.mod
index d306630..4c7a444 100644
--- a/go.mod
+++ b/go.mod
@@ -17,7 +17,7 @@
 	github.com/golang/mock v1.6.0
 	github.com/golang/protobuf v1.5.2
 	github.com/google/uuid v1.3.0
-	github.com/opencord/voltha-lib-go/v7 v7.1.5
+	github.com/opencord/voltha-lib-go/v7 v7.1.8
 	github.com/opencord/voltha-protos/v5 v5.2.2
 	github.com/opentracing/opentracing-go v1.2.0
 	github.com/phayes/freeport v0.0.0-20180830031419-95f893ade6f2