bug#68377: Cannot commit parts of *vc-diff* on Microsoft Windows

[Eli Zaretskii]

> Cc: 68377@debbugs.gnu.org
> Date: Thu, 11 Jan 2024 14:44:41 +0200
> From: Eli Zaretskii <eliz@gnu.org>
> 
> FTR, in my case autocrlf is also false (as it should be).

Btw, I tested in the master-branch version, so please begin by testing
"emacs -Q" on master, not the Emacs 29.1 version.  If the master
version works in "emacs -Q", then try the same with Emacs 29.1.

Thanks.