LinuxKPI: kunit: add static_stub.h and more dummy headers

These came up during a wifi driver update.

Sponsored by: The FreeBSD Foundation (initially)
MFC after: 3 days
Reviewed by: dumbbell
Differe

LinuxKPI: kunit: add static_stub.h and more dummy headers

These came up during a wifi driver update.

Sponsored by: The FreeBSD Foundation (initially)
MFC after: 3 days
Reviewed by: dumbbell
Differential Revision: https://reviews.freebsd.org/D52079

show more ...