Odroid XU3 and XU3lite has built-in USB SMSC9512/9514 Ethernet controller, which has no
EEPROM for the board MAC address. Force using random one instead of failing.
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Change-Id: Ia1024f925d7b692b40cb76ef261e9c1cc8890e7b