Gather cron job definitions
Gather cron job definitions

Some modules like puppet-nova configure cron jobs to purge deleted
items from database. This change ensures that cron job definitions are
gathered as part of CI results.

Change-Id: Iaab678c1582ac67d890fcba06f7ca3790dc88106

openstack/puppet-openstack-integration,openstack/puppet-openstack-integration,openstack/puppet-openstack-integration