bug#50818: 28.0.50; .eln files need to be executable on Cygwin

[Ken Brown]

On 9/27/2021 3:12 PM, Eli Zaretskii wrote:
> > From: Ken Brown <kbrown@cornell.edu>
> > Cc: 50818@debbugs.gnu.org
> > Date: Mon, 27 Sep 2021 14:52:15 -0400
> >
> > I decide to go ahead with a Cygwin-specific patch (attached).  If Andrea or
> > someone else decides this would be good for all platforms, they can do that 
> > later.
> >
> > OK to push?
>
> Yes, please.

Done. Closing.