linuxkpi: Add support for suspend_noirq callback in struct dev_pm_ops

[Why]
This callback is being used by the amdgpu DRM driver in Linux 5.18.

[How]
The callback is called after suspend_late().

Reviewed by: emaste, manu
Approved by: emaste, manu
Differential Revision: https://reviews.freebsd.org/D43029