purge-cluster: remove usage of `with_fileglob`
purge-cluster: remove usage of `with_fileglob`

`with_fileglob` loops over files on the machine where ansible-playbook
is being run.

Signed-off-by: Guillaume Abrioux <30a9df5a0293a6108675377fa1673f7aa713f915@redhat.com>

ceph/ceph-ansible,font/ceph-ansible,fgal/ceph-ansible,font/ceph-ansible,travmi/ceph-ansible,fgal/ceph-ansible,travmi/ceph-ansible,ceph/ceph-ansible