Split nodepool service state into own task
Split nodepool service state into own task

It is possible we want to enable a service on boot, but don't want to
ensure it is currently running. This splits our systemd tasks into 2
different checks now.

Change-Id: Ib37371031a871d0d57b390e2430ea1efb3094171
Signed-off-by: Paul Belanger <e7139c8e6c4ea75cc1c287ce081b2dc0f3ab39ec@redhat.com>

openstack/ansible-role-nodepool,openstack/ansible-role-nodepool