Gnocchi: Use rados library in CentOS
Gnocchi: Use rados library in CentOS

The lados library is now preferrred over cradox even in CentOS.
The manage_cradox parameter is already deprecated and has no effect[1].

[1] 3591bd8acc1ac49feb2f0fa33a45a09e94e08407

Change-Id: I56a99426047c065a7a61ce7e1553782f4a8a5bd7

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