Eli Zaretskii <eliz@gnu.org> writes:

> No reason.  Feel free to submit a patch to add that, but please do it
> for the emacs-29 branch (as I believe that command exists in Emacs 29
> as well).

Yes, that command was introduced with Emacs 28.1, IIUC.  Please find
attached a patch against the emacs-29 branch.

Best, Arash