bug#56765: 28.1.90; recenter-top-bottom in the minibuffer freezes Emacs

[Daniel Mendler]

Minimal recipe:

1. Start emacs -Q
2. Enable fido-vertical-mode
3. Invoke M-x
4. Press C-l C-l C-l inside the minibuffer -> Emacs freezes

(Original report https://github.com/minad/vertico/issues/256)

In GNU Emacs 28.1.90 (build 1, x86_64-pc-linux-gnu, X toolkit, cairo
version 1.16.0, Xaw scroll bars)
 of 2022-06-30 built on projects
Repository revision: f5421104e9753a2d3ead19ba31ac5ed1f3a5c03a
Repository branch: emacs-28
Windowing system distributor 'The X.Org Foundation', version 11.0.12004000
System Description: Debian GNU/Linux 10 (buster)