[LyX/master] Improve LaTeX version checking

[Jürgen Spitzmüller]

Am Dienstag, dem 10.01.2023 um 20:11 +0100 schrieb Jean-Marc
Lasgouttes:
> We have lexicographic ordering, right?
> https://en.cppreference.com/w/cpp/string/basic_string/operator_cmp
> 
> How would we sort strings otherwise?

Oh, I never thought about that.

Still, I think the current method is more convenient, since the day can
almost always be omitted (ad we could even make the month optional,
defaulting to 1 as well.

-- 
Jürgen