bug#50920: 28.0.50; patch for image-dired.el (master or emacs-28?)

[Eli Zaretskii]

> From: Peter Münster <pm@a16n.net>
> Date: Thu, 30 Sep 2021 22:07:47 +0200
> 
> I've created the attached patch already 2 weeks ago, unfortunately it
> doesn't apply any more to the master branch. Could you please integrate
> it into the emacs-28 branch? Or do you prefer, that I create a new patch
> for master?

Please prepare a patch for master.

Thanks.