bug#63455: 30.0.50; display-buffer-in-direction is always resizing

[Eli Zaretskii]

> Cc: Michael Heerdegen <michael_heerdegen@web.de>, 63455@debbugs.gnu.org,
>  dgutov@yandex.ru
> From: Juri Linkov <juri@linkov.net>
> Date: Mon, 15 May 2023 20:01:49 +0300
> 
> > - When the user customizes 'display-buffer-alist' to call another
> >   display action, say 'display-buffer-below-selected', the window will
> >   not be resized.   Try without and with the first form evaluated:
> >
> >   (setq display-buffer-alist
> >     '(("*foo*" display-buffer-below-selected)))
> >
> >   (pop-to-buffer (get-buffer-create "*foo*")
> >              '(display-buffer--maybe-at-bottom))
> 
> I tried with your patch, and it works correctly.  I guess
> this change is for master, not the release branch?

The release branch should now accept only very simple and safe fixes
or very urgent ones for grave problems.