Config.in: fix depends syntax

Signed-off-by: Felix Fietkau <nbd@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@37367 3c298f89-4303-0410-b956-a3cf2f4a3e73

Config.in

@@ -141,14 +141,14 @@ menu "Target Images"
 
 	config TARGET_ROOTFS_INCLUDE_KERNEL
 		bool "include kernel in rootfs"
-		depends TARGET_ROOTFS_UBIFS || TARGET_ROOTFS_EXT4FS
+		depends on TARGET_ROOTFS_UBIFS || TARGET_ROOTFS_EXT4FS
 		default n if USES_UBIFS
 		help
 		  Include the kernel image in the rootfs
 
 	config TARGET_ROOTFS_INCLUDE_DTB
 		bool "include dtb in rootfs"
-		depends TARGET_ROOTFS_UBIFS || TARGET_ROOTFS_EXT4FS
+		depends on TARGET_ROOTFS_UBIFS || TARGET_ROOTFS_EXT4FS
 		default n if USES_UBIFS
 		help
 		  Include the device tree blob file in the rootfs