Comment 4 for bug 2019472

I'm still seeing amavisd-new autopkgtests failing on hosts where the hostname has a trailing dot, like on this run from April 12th, 2024[1]:

889s Running newaliases
889s newaliases: warning: valid_hostname: misplaced delimiter: adt-noble-amd64-amavisd-new-20240412-035435-juju-7f2275-prod-pr.openstack.prodstack5.lan.
889s newaliases: fatal: file /etc/postfix/main.cf: parameter myhostname: bad parameter value: adt-noble-amd64-amavisd-new-20240412-035435-juju-7f2275-prod-pr.openstack.prodstack5.lan.
889s dpkg: error processing package postfix (--configure):

1. https://autopkgtest.ubuntu.com/results/autopkgtest-noble/noble/amd64/a/amavisd-new/20240412_040959_d1c5f@/log.gz