In tripleo-heat-templates a new 'CephConfigPath' parameter
is introduced with the purpose of customizing the path where the
Ceph config and keyring files are created on the host.
This change makes sure that puppet-tripleo is able to consume
a custom location for the Ceph config and keyring files.
Closes-Bug: #1708302
Co-Authored-By: Giulio Fidente <gfidente@redhat.com>
Change-Id: Iaabb66cd26f0246defe391a4e34f4eab3c3c5fee