configs: verdin-am62: Disable SPL FIT Overlay

Disable CONFIG_SPL_LOAD_FIT_APPLY_OVERLAY, this is not required nor used
on verdin am62, disable it to save precious binary size.

Update defconfig using savedefconfig, this adds CONFIG_OF_LIBFDT_OVERLAY
explicitly.

Signed-off-by: Francesco Dolcini <francesco.dolcini@toradex.com>
Acked-by: Marcel Ziswiler <marcel.ziswiler@toradex.com>
diff --git a/configs/verdin-am62_a53_defconfig b/configs/verdin-am62_a53_defconfig
index 7808601..cdd6ba8 100644
--- a/configs/verdin-am62_a53_defconfig
+++ b/configs/verdin-am62_a53_defconfig
@@ -17,6 +17,7 @@
 CONFIG_DM_GPIO=y
 CONFIG_DEFAULT_DEVICE_TREE="k3-am625-verdin-wifi-dev"
 CONFIG_SPL_TEXT_BASE=0x80080000
+CONFIG_OF_LIBFDT_OVERLAY=y
 CONFIG_DM_RESET=y
 CONFIG_SPL_MMC=y
 CONFIG_SPL_SERIAL=y
@@ -33,7 +34,6 @@
 CONFIG_FIT_VERBOSE=y
 CONFIG_SPL_LOAD_FIT=y
 CONFIG_SPL_LOAD_FIT_ADDRESS=0x81000000
-CONFIG_SPL_LOAD_FIT_APPLY_OVERLAY=y
 CONFIG_LEGACY_IMAGE_FORMAT=y
 CONFIG_DISTRO_DEFAULTS=y
 CONFIG_BOOTDELAY=1