bug#66457: 30.0.50; shr sometimes displays the same image twice

[Eli Zaretskii]

> Date: Wed, 11 Oct 2023 09:25:39 +0900
> From: Katsumi Yamaoka <yamaoka@jpl.org>
> 
> If an alt text, that has an `image-displayer' text property, is
> filled by `shr-fill-line' by way of `shr-fill-lines', the image
> is displayed for two or more times.  It is because the
> `image-displayer' text property is divided by the newline(s).
> Here is a quick hack:

Thanks, but can you show a recipe to reproduce the issue and test the
solution?