configure: refact systemctl daemon-reload task
configure: refact systemctl daemon-reload task

There's a way to achieve this operation without using `command`
module, let's use `systemd` module instead.

Signed-off-by: Guillaume Abrioux <30a9df5a0293a6108675377fa1673f7aa713f915@redhat.com>

PowerDNS/pdns-ansible