ceph-doceker-workflow: remove space in 'todo'
ceph-doceker-workflow: remove space in 'todo'

if we don't remove spaces, even if there is nothing to do we won't be
  able to trigger the proper message.

Signed-off-by: Sébastien Han <62d754cc350e84d3b1c32ae79f976f5348e74a40@redhat.com>

osixia/ceph-docker,fmeppo/ceph-docker,JrCs/ceph-docker,osixia/ceph-docker,fmeppo/ceph-docker,AcalephStorage/ceph-docker,JrCs/ceph-docker,ceph/ceph-docker,cdxvirt/ceph-docker,cdxvirt/ceph-docker,rootfs/ceph-docker,AcalephStorage/ceph-docker,mkkie/ceph-docker,AcalephStorage/ceph-docker,osixia/ceph-docker,ceph/ceph-docker,JrCs/ceph-docker,mkkie/ceph-docker,fmeppo/ceph-docker,rootfs/ceph-docker