LinuxKPI: interrupt.h: add disable_irq_nosync(), irq_set_status_flags()

Add a dummy irq_set_status_flags() along with #defines passed by the driver.
Add disable_irq_nosync() as another wrapper to lkpi_disable_irq().
Those are used by wireless drivers.

Sponsored by: The FreeBSD Foundation
Approved by: re (cperciva)
Differential Revision: https://reviews.freebsd.org/D38241

(cherry picked from commit bc81a2b788f5644ece58defa30880b69c9894981)
(cherry picked from commit 75727a02155af29167a6d460de5ce6a9d52e26d8)