bug#57372: no-toolkit menu popups do not respect emacs font configuration

[Eli Zaretskii]

> From: Tomas Hlavaty <tom@logand.com>
> Date: Tue, 23 Aug 2022 22:47:42 +0200
> 
> I often use C-+ and C-- to resize the default font and this does not
> work in menus (except with the console emacs obviously, where there is
> one font only and is resized by the console and not emacs).

The font used for menus in the no-toolkit build is not the default
face's font, so it doesn't resize.  That font is determined by X
resources, see the relevant node in the Emacs manual.