printing: return the same error code as windows does on upload failures

printing: return the same error code as windows does on upload failures

Some print drivers inf files are broken and cause driver installation to fail
on Samba servers. Windows returns WERR_APP_INIT_FAILURE in that case, we should
do the same. Windows machines are less unlucky with that.

BUG: https://bugzilla.samba.org/show_bug.cgi?id=13395

Signed-off-by: Bjoern Jacke <bjacke@samba.org>
Reviewed-by: Andreas Schneider <asn@samba.org>
Autobuild-User(master): Björn Jacke <bj@sernet.de>
Autobuild-Date(master): Wed Apr 25 13:55:25 CEST 2018 on sn-devel-144