Triage of changes on 2026-08-31

Triage of changes on 2026-08-31

Launchpad

LP #2164733 spamassassin — package sa-compile 4.0.2-3 failed to install/upgrade: old sa-compile package po…

I marked this as server triage discuss to make sure we want to close it as
invalid due to a configuration error rather than changing the postinst to relax
the configuration checks performed there.

LP #2165945 galera-4 — systemd unit file relies on _galera user

This is a valid bug already fixed since plucky. We need to come up with a good
fix (e.g, backporting the fixes in the version in plucky) and prepare the SRU.
This was tagged as server-todo