ceph.conf.template: add cluster name to paths
ceph.conf.template: add cluster name to paths

This is more like the defaults, and makes non-osd daemons from
multiple clusters work on the same host.

Signed-off-by: Josh Durgin <1442af5e32b56bc0fa9c40ad9e4d67aeb05f1e26@redhat.com>

SUSE/teuthology,ktdreyer/teuthology,dmick/teuthology,dmick/teuthology,ktdreyer/teuthology,dmick/teuthology,SUSE/teuthology,ceph/teuthology,ceph/teuthology,SUSE/teuthology