wifi: iwlwifi: add kunit test for devinfo ordering

We used to have a test built into the code for this internally,
but now we can put that into kunit and let everyone run it, to
verify the devinfo table ordering if it's changed.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Reviewed-by: Benjamin Berg <benjamin.berg@intel.com>
Reviewed-by: Gregory Greenman <gregory.greenman@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://msgid.link/20240123200528.a4a8af7c091f.I0fb09083317b331168b99b8db39656a126a5cc4d@changeid


Signed-off-by: Johannes Berg <johannes.berg@intel.com>