[arch-announce] Making dbus-broker our default D-Bus daemon

We are making `dbus-broker` our default implementation of D-Bus, for improved performance, reliability and integration with systemd. For the foreseeable future we will still support the use of `dbus-daemon`, the previous implementation. Pacman will ask you whether to install `dbus-broker-units` or `dbus-daemon-units`. We recommend picking the default. For a more detailed rationale, please see our [RFC 25][1]. [1]: https://gitlab.archlinux.org/archlinux/rfcs/-/blob/master/rfcs/0025-dbus-bro... URL: https://archlinux.org/news/making-dbus-broker-our-default-d-bus-daemon/