Description:
No datapoints found on Elastic Query/Fetch Latency dashboard

Version:
cluster-logging.5.1.0-16
elasticsearch-operator.5.1.0-22; commit id: 14c288e6d19578d96e502def75995b882f1c9b37

Step to reproduce:
1. Deploy clusterlogging
2. Check the dashboard in web console
https://console-openshift-console.apps.qe-ui48-0508.qe.devcluster.openshift.com/monitoring/dashboards/grafana-dashboard-cluster-logging

Actual result: