autobuild: Move "none" environment to samba-none-env
This takes this part of the test out of the main, slow samba task
but also keeps it away from samba-o3 which is up against the 50min
budget on travis-ci.
Signed-off-by: Andrew Bartlett <abartlet@samba.org> Reviewed-by: Douglas Bagnall <douglas.bagnall@catalyst.net.nz>
Autobuild-User(master): Andrew Bartlett <abartlet@samba.org>
Autobuild-Date(master): Fri Mar 23 12:00:40 CET 2018 on sn-devel-144