afsocket: Update sd-daemon.* to systemd 44's version

Signed-off-by: Gergely Nagy <algernon@balabit.hu>
travis: Simplify the config

We don't need a template for the IRC notifications, the default is
good enough.

Signed-off-by: Gergely Nagy <algernon@balabit.hu>
Merge branch 'upstream/mirror/3.3' into merge-queue/3.4