4623 Remove -Wno-unused-label from mpt_sas
Reviewed by: Josef 'Jeff' Sipek <josef.sipek@nexenta.com>
Reviewed by: Keith Wesolowski <keith.wesolowski@joyent.com>
Reviewed by: Albert Lee <trisk@nexenta.com>
Approved by: Robert Mustacchi <rm@joyent.com>