phycore_am64x_a53_defconfig: Enable CONFIG_BOARD_LATE_INIT

Enable CONFIG_BOARD_LATE_INIT to use PHYTECs common board_late_init()
to set handy environment variables for u-boot.
Also, resync after savedefconfig.

Signed-off-by: Wadim Egorov <w.egorov@phytec.de>

configs/phycore_am64x_a53_defconfig

@@ -38,6 +38,7 @@ CONFIG_SPL_LOAD_FIT_ADDRESS=0x81000000
 CONFIG_BOOTSTD_FULL=y
 CONFIG_BOOTCOMMAND="run mmcboot; bootflow scan -lb"
 CONFIG_DEFAULT_FDT_FILE="oftree"
+CONFIG_BOARD_LATE_INIT=y
 CONFIG_SPL_MAX_SIZE=0x180000
 CONFIG_SPL_BOARD_INIT=y
 CONFIG_SPL_SYS_MALLOC_SIMPLE=y