bug#65685: 29.1; Inconsistent behavior of quoted file name "/:~" across platforms

[Eli Zaretskii]

> From: Michael Albinus <michael.albinus@gmx.de>
> Cc: jporterbugs@gmail.com,  65685@debbugs.gnu.org
> Date: Sun, 15 Oct 2023 11:50:38 +0200
> 
> > I applied your changes to the test, and it passes after that, thanks.
> 
> Could you pls apply the appended patch instead? I'll continue to finish
> all my tests, but if this patch passes also in your environment, it
> would give me sufficient confidence that it is fixed.

After these changes, the tests also pass.