bug#74616: 30.0.92; tmm always displays the *Completions* buffer

[Eli Zaretskii]

> Cc: 74616@debbugs.gnu.org, monnier@iro.umontreal.ca, juri@linkov.net
> Date: Mon, 09 Dec 2024 22:06:48 +0200
> From: Eli Zaretskii <eliz@gnu.org>
> 
> Please also add a :version tag.
> 
> The doc string of the defcustom could also be improved.  I think the
> first line should say
> 
>   Whether completion commands should display *Completions* buffer eagerly.
> 
> Also, the part about requesting the eager display via the
> `eager-display' metadata should probably be expanded, because it's too
> terse to be useful.  I would also suggest to explain what "eagerly"
> means in this ciontext.

Oh, and please also mention the bug number in the commit log message.