Add IronicAutomatedClean parameter
Add IronicAutomatedClean parameter

This can be used to control the ironic/conductor
automated_clean setting. Defaults to 'true' like
Ironic. Only safe to disable in single tenant environments.

Change-Id: If3fbad4dac4716f066a67261786de2753d36d290

dprince/tripleo-heat-templates,openstack/tripleo-heat-templates,dprince/tripleo-heat-templates,openstack/tripleo-heat-templates