arm: odroid: Increase default env size in preparation for distro_bootcmd.

Adding distro_bootcmd support bumps the default environment size over
4500. Increase to SZ_16K to allow for room to grow in the future.

Acked-by: Lukasz Majewski <lukma@denx.de>

Signed-off-by: Vagrant Cascadian <vagrant@debian.org>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
1 file changed