[SCSI] lpfc 8.3.12: Miscellaneous Changes

- Prevent log message 1801 during vport delete.
- Enable NPIV by default.
- Display correct value for max Vports on SLI4 HBAs.

Signed-off-by: Alex Iannicelli <alex.iannicelli@emulex.com>
Signed-off-by: James Smart <james.smart@emulex.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>