Fix dual LAN sku can't inherit correct MAC from VPD setting.
BUG=b:77836343
BRANCH=Fizz
TEST=Program the mac address to VPD in shell
vpd -s ethernet_mac0=<mac address1>
vpd -s ethernet_mac1=<mac address2> && reboot the system.
Ensure the MAC address was fetched correctly by ifconfig command.
Change-Id: Ic357a3f1435d6d08107520e40872f1003ef2edf3
Signed-off-by: David Wu <david_wu@quantatw.com>
Reviewed-on: https://review.coreboot.org/25587
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>