configs: am64x: Enable EFI capsule update

Enable on disk, raw capsule update.

Signed-off-by: Jonathan Humphreys <j-humphreys@ti.com>
diff --git a/configs/am64x_evm_a53_defconfig b/configs/am64x_evm_a53_defconfig
index e000549..44c2245 100644
--- a/configs/am64x_evm_a53_defconfig
+++ b/configs/am64x_evm_a53_defconfig
@@ -178,3 +178,5 @@
 CONFIG_SPL_DFU=y
 CONFIG_FS_FAT_MAX_CLUSTSIZE=16384
 CONFIG_EFI_SET_TIME=y
+
+#include <configs/k3_efi_capsule.config>