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

[Andrew Cagney]

New commits:
commit ac2472547146996092d020d8112749107e9d8aac
Author: Andrew Cagney <cagney at gnu.org>
Date:   Mon May 17 14:50:05 2021 -0400

    building: update monotime.c and realtime.c's includes
    
    replace lswlog.h with passert.h and jambuf.h
    (move PRI_ERRNO to jambuf.h)