configs: phycore_am62x_a53_defconfig: Enable CONFIG_ENV_OVERWRITE

Enable CONFIG_ENV_OVERWRITE to overwrite ethaddr in the environment.
This is required because our environment is not located in the
boot partition.

Signed-off-by: Daniel Schultz <d.schultz@phytec.de>
Tested-by: Wadim Egorov <w.egorov@phytec.de>
1 file changed