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

[Andrew Cagney]

New commits:
commit 568c1386443c1532246bdf7a2a04b4b395325450
Author: Andrew Cagney <cagney at gnu.org>
Date:   Tue Feb 16 10:49:21 2021 -0500

    connection: eliminate CONN_INST_BUF / fmt_conn_instance()