rockchip: configs: correct env offset when enable CONFIG_ROCKCHIP_SPL_BACK_TO_BROM

With CONFIG_ROCKCHIP_SPL_BACK_TO_BROM enabled,
the environment is inside u-boot.
So solve it by moving environment after u-boot.

Signed-off-by: Jacob Chen <jacob2.chen@rock-chips.com>
4 files changed