bug#51897: 29.0.50; keymap-global-unset cannot unset C-x C-z

[Eli Zaretskii]

> From: Lars Ingebrigtsen <larsi@gnus.org>
> Date: Tue, 16 Nov 2021 19:42:40 +0100
> Cc: manuel.uberti@inventati.org
> 
> Manuel Uberti via "Bug reports for GNU Emacs, the Swiss army knife of
> text editors" <bug-gnu-emacs@gnu.org> writes:
> > - M-x toggle-debug-on-error
> > - Evaluating (keymap-global-unset "C-x C-z") I get
> >
> > Debugger entered--Lisp error: (error "Key sequence C - x SPC C - z
> > starts with non-prefi...")
> >   keymap-unset((keymap #^[nil nil keymap #^^[3 0 set-mark-command
> 
> This should now be fixed.

Did you forget to push, per chance?