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

[Andrew Cagney]

New commits:
commit 947315f0f8706b16d981c70190dbed77a149e8aa
Author: Andrew Cagney <cagney at gnu.org>
Date:   Thu Oct 15 13:00:38 2020 -0400

    building: move custom config file rules in program.mk to configs/Makefile