[Swan-commit] Changes to ref refs/heads/main

[Andrew Cagney]

New commits:
commit ace551999032cf7d147a197fc77ca6ab5919fb78
Author: Andrew Cagney <cagney at gnu.org>
Date:   Thu Mar 25 14:56:14 2021 -0400

    testing: in wait-for.sh, write failure to stderr