We need to use 'se_dev_entry' as argument when allocating
UAs, otherwise we'll never see any UAs for an implicit
ALUA state transition triggered from userspace.

(Add target_ua_allocate_lun() common caller - nab)
Signed-off-by: NHannes Reinecke <hare@suse.de>
Signed-off-by: NNicholas Bellinger <nab@linux-iscsi.org>