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

[Andrew Cagney]

New commits:
commit d16064c103be0b5dda981ef797c1dbcdb9246d7c
Author: Andrew Cagney <cagney at gnu.org>
Date:   Tue Jan 25 20:13:01 2022 -0500

    building: in refnames.sh, use awk's sub()/gsub()
    
    and not gensub()
    
    github: fix #480