Add basic /etc/iwd/main.conf configuration file to enable
network configuration (use built-in dhcp client).
For the non systemd-resolved case select the openresolv package
to fulfill the iwd resolvconf requirement (and adjust the
configuration file accordingly).
Signed-off-by: Peter Seiderer <ps.report@gmx.net>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>