sim: replacing ChangeLog files with online git logs

[Eli Zaretskii]

> Date: Sat, 13 Mar 2021 10:12:40 -0500
> From: Mike Frysinger <vapier@gentoo.org>
> Cc: gdb@sourceware.org, andrew.burgess@embecosm.com
> 
> On 13 Mar 2021 09:30, Eli Zaretskii wrote:
> > > Date: Fri, 12 Mar 2021 21:53:54 -0500
> > > From: Mike Frysinger via Gdb <gdb@sourceware.org>
> > > 
> > > we're planning on dropping ChangeLog files in sim/ and replacing
> > > them with a pointer to the online vcs log.
> > 
> > Will the release tarballs include the generated ChangeLog file?  If
> > not, why not?
> 
> we can, but we're leaning towards not because they don't seem to be
> providing any actual value for people.

So people who don't have Git will be left without the logs?  I'm not
sure I'm okay with that.

Producing a ChangeLog from Git log when the release is tarred is not
hard, why skip it?