board: ls1012afrdm: overwrite CONFIG_EXTRA_ENV_SETTINGS

LS1012AFRDM has 512MB of DDR. So update kernel load address to
0x96000000.

Signed-off-by: Prabhakar Kushwaha <prabhakar.kushwaha@nxp.com>
Signed-off-by: Pratiyush Mohan Srivastava <pratiyush.srivastava@nxp.com>
[York Sun: Reformatted commit message]
Reviewed-by: York Sun <york.sun@nxp.com>
1 file changed