Update Grafana dashboard for Neutron jobs
Update Grafana dashboard for Neutron jobs

There was plenty of changes in the Neutron check/gate queue jobs
and this patch reflects them in the Grafana dashboard's configuration.

Change-Id: I844b9a311d992c7d1d750b5371f87edd5cf1755a

openstack-infra/project-config,openstack-infra/project-config