configs/andes_ae350_45: enable host-andes-spi-burn

Enable Andes SPI_burn tool for updating buildroot generated
bootloader and device-tree blob onto flash memory.

Signed-off-by: Yu Chien Peter Lin <peterlin@andestech.com>
Reviewed-by: Leo Yu-Chi Liang <ycliang@andestech.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

configs/andes_ae350_45_defconfig

@@ -34,6 +34,7 @@ BR2_TARGET_UBOOT_NEEDS_OPENSBI=y
 BR2_TARGET_UBOOT_FORMAT_CUSTOM=y
 BR2_TARGET_UBOOT_FORMAT_CUSTOM_NAME="u-boot.itb"
 BR2_TARGET_UBOOT_SPL=y
+BR2_PACKAGE_HOST_ANDES_SPI_BURN=y
 BR2_PACKAGE_HOST_DOSFSTOOLS=y
 BR2_PACKAGE_HOST_GENIMAGE=y
 BR2_PACKAGE_HOST_MTOOLS=y