bug#57976: 29.0.50; Complex emoji have extra spacing

[Eli Zaretskii]

> Cc: Lars Ingebrigtsen <larsi@gnus.org>, 57976@debbugs.gnu.org
> Date: Thu, 22 Sep 2022 11:00:15 +0900
> From: YAMAMOTO Mitsuharu <mituharu@math.s.chiba-u.ac.jp>
> 
> > I get these:
> > 
> >     (string-pixel-width "😶‍🌫️")
> >     ;; => 136
> > 
> >     (string-pixel-width "🤣")
> >     ;; => 16
> 
> Hmm, the fix for Bug#57066 needs to be undone for HarfBuzz 5.2.0.

Thanks, please install this on the emacs-28 branch.