Point grafana DS to prometheus-relay

Add prometheus relay docker image address

Change-Id: Id1c7800c31b7e4f25684825ba14c91afc573da0c
diff --git a/classes/cluster/sl-k8s-calico/stacklight/client.yml b/classes/cluster/sl-k8s-calico/stacklight/client.yml
index dbad497..a78a537 100644
--- a/classes/cluster/sl-k8s-calico/stacklight/client.yml
+++ b/classes/cluster/sl-k8s-calico/stacklight/client.yml
@@ -17,4 +17,4 @@
     grafana_user: admin
     grafana_password: ${_param:grafana_admin_password}
     grafana_prometheus_address: ${_param:stacklight_monitor_address}
-    grafana_prometheus_port: 15010
+    grafana_prometheus_port: 15016
diff --git a/classes/cluster/sl-k8s-calico/stacklight/server.yml b/classes/cluster/sl-k8s-calico/stacklight/server.yml
index 62ece59..4a1df78 100644
--- a/classes/cluster/sl-k8s-calico/stacklight/server.yml
+++ b/classes/cluster/sl-k8s-calico/stacklight/server.yml
@@ -36,6 +36,7 @@
     docker_image_prometheus: docker-prod-virtual.docker.mirantis.net/openstack-docker/prometheus:latest
     docker_image_remote_agent: docker-prod-virtual.docker.mirantis.net/openstack-docker/telegraf:latest
     docker_image_remote_storage_adapter: docker-prod-virtual.docker.mirantis.net/openstack-docker/remote_storage_adapter:latest
+    docker_image_prometheus_relay: docker-prod-virtual.docker.mirantis.net/openstack-docker/prometheus_relay:latest
     docker_image_grafana: grafana/grafana:4.3.2
     docker_influxdb_image: influxdb:1.2
     grafana_admin_password: admin