[LTP] [PATCH 1/2] docs: make sure docs are built if filesystems is empty

[Cyril Hrubis]

Hi!
So the problem is that if we do not find anything interesting in the
metadata we attempt to append empty values. The fix looks good.

Reviewed-by: Cyril Hrubis <chrubis@suse.cz>

-- 
Cyril Hrubis
chrubis@suse.cz