scsi: lpfc: move placement of target destroy on driver detach

scsi: lpfc: move placement of target destroy on driver detach

BugLink: http://bugs.launchpad.net/bugs/1752182
Ensure nvme localports/targetports are torn down before dismantling the
adapter sli interface on driver detachment.  This aids leaving
interfaces live while nvme may be making callbacks to abort it.

Signed-off-by: Dick Kennedy <dick.kennedy@broadcom.com>
Signed-off-by: James Smart <james.smart@broadcom.com>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
(cherry picked from commit 281d61902ffbab47901f8616a38a45144627dd9e linux-next)
Signed-off-by: Seth Forshee <seth.forshee@canonical.com>