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

[Andrew Cagney]

New commits:
commit 637d9a1f783591af43783b177c9cf0878e84f348
Author: Andrew Cagney <cagney at gnu.org>
Date:   Thu Mar 25 07:58:37 2021 -0400

    testing: sprinkle ping-once.sh