wpa-supplicant: enable CONFIG_CTRL_IFACE_DBUS_NEW

Without this option wifi support in connman will fail:

src/technology.c:technology_get() No matching drivers found for wifi

(From OE-Core rev: 403e365e433c54633bcc843b32487a766282226e)

Signed-off-by: Steve Sakoman <steve@sakoman.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
build-appliance-image: Update to dora head revision

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>