bug#68081: 30.0.50; derived-mode and display-buffer-alist

[Eli Zaretskii]

> Date: Wed, 3 Jan 2024 11:35:25 +0100
> Cc: germanp82@hotmail.com, 68081@debbugs.gnu.org
> From: martin rudalics <rudalics@gmx.at>
> 
> Attached find a patch for info.el on master that should handle all cases
> I found in a fairly sane way.  Please test it with the info commands you
> know of.

Thanks, installed on master.