[PATCH] ci: remove outdated default reference tag for ABI

[Thomas Monjalon]

08/02/2022 16:08, Aaron Conole:
> Thomas Monjalon <thomas at monjalon.net> writes:
> 
> > The variable REF_GIT_TAG is set in the CI configuration
> > like .travis.yml or .github/workflows/build.yml.
> > The default value is outdated and probably unused.
> > It is removed completely to avoid forgetting an update in future.
> >
> > Signed-off-by: Thomas Monjalon <thomas at monjalon.net>
> > ---
> 
> I think the default was there for labs that run the build script
> manually.  Maybe there are no such users, though.  I believe the lab has
> its own script for doing such ABI checks (but can't remember off the top
> of my head).
> 
> CC'd Lincoln and Owen just to confirm.
> 
> Assuming the UNH/other lab doesn't use this feature of the linux build
> script,
> 
> Acked-by: Aaron Conole <aconole at redhat.com>

I could also remove this variable:
LIBABIGAIL_VERSION=${LIBABIGAIL_VERSION:-libabigail-1.6}

It is confusing to see an old version here,
while we use the version 1.8.

If no objection, I'll send a v2.