[LyX/master] Add support for zref-clever and zref-vario

[José Matos]

On Mon, 2025-03-24 at 08:19 +0100, Jürgen Spitzmüller wrote:
> zref-clever nowadays (and since some time) doesn't need \zlabel any
> longer since the kernel included the needed information. The manual
> states:
> 
> "All in all, as far as zref-clever is concerned, the use of \label
> throughout (with the labelhook option) is the recommended approach.
> Consider the use of \zlabel directly if you have some special
> requirements at stake and are willing to handle a few rough edges."
> 
> Your example works for me. What are your versions?

I suspect that Riki is using the same version as I do:

Texlive 2023 (on Fedora)
zref-clever 2023-02-21 v0.3.6 Clever LaTeX cross-references based on zref

-- 
José Abílio