bug#62932: emacs-git-timemachine broken `define-transient-command'

[Jan Nieuwenhuizen]

Hi!

Trying to use M-x git-timemachine gives

    command-execute: Symbol’s function definition is void: 
define-transient-command

Greetings,
Janneke

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Janneke Nieuwenhuizen <jann...@gnu.org>  | GNU LilyPond https://LilyPond.org
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