winbindd: Do not ignore domain in the LOOKUPNAME request
A LOOKUPNAME request with a domain and a name containing a winbind
separator character would return the result for the joined domain,
instead of the specified domain.
BUG: https://bugzilla.samba.org/show_bug.cgi?id=13312
Signed-off-by: Christof Schmitt <cs@samba.org>
Reviewed-by: Andreas Schneider <asn@samba.org>
Autobuild-User(master): Andreas Schneider <asn@cryptomilk.org>
Autobuild-Date(master): Fri Apr 6 21:03:31 CEST 2018 on sn-devel-144