bug#58799: Make winner key sequences repeatable in repeat-mode

[Stefan Kangas]

Robert Pluim <rpluim@gmail.com> writes:

> Hmm, thatʼs an interesting one:
>
>     (key-valid-p "[right]") => nil
>     (key-valid-p "<right>") => t
>
> but
>
>     (kbd "<right>") => [right]
>     (keymap-set global-map (kbd "<right>") #ʼignore) => error

I don't think I see any contradiction, as `keymap-set' requires its
second argument to be `key-valid-p'.  So that last one should just be:

    (keymap-set global-map "<right>" #'ignore)