odroid: defconfig: fix build break caused by missing dts

The build break was caused by one of my previous commit:
'odroid: defconfig: disable memset at malloc init'

It removes the dts from odroid defconfig - rebase mistake.

Signed-off-by: Przemyslaw Marczak <p.marczak@samsung.com>
Cc: Minkyu Kang <mk7.kang@samsung.com>
Acked-by: Lukasz Majewski <l.majewski@samsung.com>
Acked-by: Minkyu Kang <mk7.kang@samsung.com>