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

[Andrew Cagney]

New commits:
commit 843a5d9cb3ac0bc98b1fcde65992e287a2e1123d
Author: Andrew Cagney <cagney at gnu.org>
Date:   Thu Mar 25 21:31:05 2021 -0400

    testing: sprinkle ping-once.sh