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

[Andrew Cagney]

New commits:
commit 55639b6b04cd6180147aa0fc45bf02d767862c35
Author: Andrew Cagney <cagney at gnu.org>
Date:   Thu Jul 29 14:52:53 2021 -0400

    connections: add <<struct config>> to wrap up the left/right <<struct config_end>>s

commit 54f6382e7d6336e12da2e4f3f48d88c4a79ed80d
Author: Andrew Cagney <cagney at gnu.org>
Date:   Thu Jul 29 14:13:46 2021 -0400

    connections: eliminate redundant end .leftright
    
    use end.config.leftright (typically cached in leftright local)

commit 33a918e745cc5e6885b98cc24d4db7ad03b48b74
Author: Andrew Cagney <cagney at gnu.org>
Date:   Thu Jul 29 12:47:24 2021 -0400

    connection: move co_serial_t et.al. to connections.h
    
    So only connections.c needs to include the connection-db