Add a hint about certificate validity, moving some things around
authorCarl Hetherington <cth@carlh.net>
Mon, 14 Feb 2022 10:00:52 +0000 (11:00 +0100)
committerCarl Hetherington <cth@carlh.net>
Mon, 14 Feb 2022 10:00:52 +0000 (11:00 +0100)
so that it's easier for the user to re-make the certificates if
they need to.


Trivial merge