bug#68213: 30.0.50; completion-preview-tests failure in --without-x build

[Eli Zaretskii]

> From: Stefan Monnier <monnier@iro.umontreal.ca>
> Cc: john muhl <jm@pub.pink>,  68213@debbugs.gnu.org
> Date: Fri, 12 Jan 2024 19:16:02 -0500
> 
> I just pushed to `scratch/mwheel-no-alts` a set of patches which
> I intend to push to `master` soon.
> 
> They should fix the test failure in `completion-preview`, and they get
> rid of the `mouse-wheel-*-alternate-event`s.
> 
> Any comments/objections while I work on the corresponding etc/NEWS and
> Texinfo changes?

You expect me to have an opinion by just reading the log messages?  Or
do "git diff" myself?  Or something else?

Po Lu, any comments?