SEBA-170 Enable Kafka events to ONOS Synchronizer

Change-Id: I477a0ddcb693468c19f55783b8725e6c95c8d177
diff --git a/xos-services/onos-service/templates/_helpers.tpl b/xos-services/onos-service/templates/_helpers.tpl
index b93ce55..c28e42f 100644
--- a/xos-services/onos-service/templates/_helpers.tpl
+++ b/xos-services/onos-service/templates/_helpers.tpl
@@ -53,6 +53,9 @@
   username: {{ .Values.xosAdminUser | quote }}
   password: {{ .Values.xosAdminPassword | quote }}
   endpoint: xos-core:50051
+event_bus:
+  endpoint: {{ .Values.kafkaService | quote }}
+  kind: kafka
 logging:
   version: 1
   handlers: