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

[Andrew Cagney]

New commits:
commit b692fa1d83cca8921feaaaba0e8ed6917c1f7bef
Author: Andrew Cagney <cagney at gnu.org>
Date:   Thu Jun 30 11:55:15 2022 -0400

    showhostkey: add --pem for RSA keys

commit 876d41b7abe27f6d4877c301feaa563702d461cb
Author: Andrew Cagney <cagney at gnu.org>
Date:   Thu Jun 30 12:04:00 2022 -0400

    showhostkey: make prepending "0s" to base-64 explicit
    
    Eliminate puzzling: base64 + sizeof("0s") - 1

commit 9b0b45a77ac0707df762d576ff1f930e8d691afc
Author: Andrew Cagney <cagney at gnu.org>
Date:   Thu Jun 30 09:23:24 2022 -0400

    showhostkey: update option parsing
    
    - add all short options to <<enum opt>>
    - for --ipseckey, leave gateway NULL
    - actually accept some short options