openstack: --upload defaults to teuthology-logs.public.ceph.com
openstack: --upload defaults to teuthology-logs.public.ceph.com

Instead of a non-ceph domain.

Signed-off-by: Loic Dachary <b6eae37fc74638590e3f9030895d42446505d41b@dachary.org>

dmick/teuthology,dreamhost/teuthology,ceph/teuthology,ceph/teuthology,caibo2014/teuthology,SUSE/teuthology,SUSE/teuthology,caibo2014/teuthology,dmick/teuthology,ktdreyer/teuthology,dmick/teuthology,dreamhost/teuthology,ktdreyer/teuthology,robbat2/teuthology,robbat2/teuthology,SUSE/teuthology