include: configs: j721e_evm: Add env variables for mcu_r5fss0_core0 & main_r5fss0_core0

Add env variables for mcu_r5fss0_core0 & main_r5fss0_core0 firmware
loadaddr and name.

Signed-off-by: Keerthy <j-keerthy@ti.com>
1 file changed