ceph-config: remove ceph_release from ceph.conf.j2
ceph-config: remove ceph_release from ceph.conf.j2

We don't use ceph_release variable in the ceph.conf jinja template.

Signed-off-by: Dimitri Savineau <a50a620e679eed14f4e99998b821cea8884cf228@redhat.com>

ceph/ceph-ansible,ceph/ceph-ansible