BUILD: Simplify enabling journald on installed systems
systemd supports overrides of the standard service file to be placed in
/etc/systemd/system/<service>.service.d/
With this patch, we will install a commented-out override file to /etc
that will instruct the user on how to enable logging to journald.
Reviewed-by: Jakub Hrozek <jhrozek@redhat.com>
Reviewed-by: Lukáš Slebodník <lslebodn@redhat.com>