sites: fix conditonnal
sites: fix conditonnal

Same problem again... ceph_release_num[ceph_release] is only set in
ceph-docker-common/common roles so putting the condition on that role
will never work. Removing the condition.

The downside of this is we will be installing packages and then skip the
role on the node.

Closes: https://bugzilla.redhat.com/show_bug.cgi?id=1622210
Signed-off-by: Sébastien Han <62d754cc350e84d3b1c32ae79f976f5348e74a40@redhat.com>
(cherry picked from commit ae5ebeeb00214d9ea27929b4670c6de4ad27d829)

fgal/ceph-ansible,fgal/ceph-ansible