[LTP] [PATCH 1/1] ci: Add spinx related job

[Cyril Hrubis]

Hi!
> Tested fixed branch:
> https://github.com/pevik/ltp/actions/runs/8987761091
> 
> I'd like to merge soon, so that we have testing before doing more doc updates.

Yes please, you can add my Acked-by:

-- 
Cyril Hrubis
chrubis@suse.cz