configs: mt8183_evb_android: support ext4 fs

This is needed to be able to read from userdata

Signed-off-by: Mattijs Korpershoek <mkorpershoek@baylibre.com>
diff --git a/configs/mt8183_evb_android_defconfig b/configs/mt8183_evb_android_defconfig
index 16e9b07..73cb20f 100644
--- a/configs/mt8183_evb_android_defconfig
+++ b/configs/mt8183_evb_android_defconfig
@@ -61,4 +61,6 @@
 CONFIG_MTK_SERIAL=y
 CONFIG_WDT=y
 CONFIG_WDT_MTK=y
+CONFIG_FS_EXT4=y
+CONFIG_EXT4_WRITE=y
 # CONFIG_EFI_LOADER is not set