[U-Boot] [U-Boot, 1/2] rockchip: config: sync the ENV offset from rockchip legacy U-Boot

[Philipp Tomsich]

> Using the ENV offset from rockchip legacy U-Boot for all SoCs,
> the offset is 4MB-32KB
> 
> Signed-off-by: Kever Yang <kever.yang at rock-chips.com>
> ---
> 
>  include/configs/rockchip-common.h | 15 +++------------
>  1 file changed, 3 insertions(+), 12 deletions(-)
> 

Reviewed-by: Philipp Tomsich <philipp.tomsich at theobroma-systems.com>