Convert CONFIG_LAYERSCAPE_NS_ACCESS to Kconfig

This converts the following to Kconfig:
   CONFIG_LAYERSCAPE_NS_ACCESS

Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/configs/ls1043ardb_tfa_defconfig b/configs/ls1043ardb_tfa_defconfig
index e065c72..ff703e5 100644
--- a/configs/ls1043ardb_tfa_defconfig
+++ b/configs/ls1043ardb_tfa_defconfig
@@ -17,6 +17,7 @@
 CONFIG_ARMV8_SEC_FIRMWARE_SUPPORT=y
 CONFIG_SEC_FIRMWARE_ARMV8_PSCI=y
 CONFIG_ENV_ADDR=0x60500000
+CONFIG_LAYERSCAPE_NS_ACCESS=y
 CONFIG_DISTRO_DEFAULTS=y
 CONFIG_REMAKE_ELF=y
 CONFIG_MP=y