configs/mx6cubox: Bump U-Boot and kernel versions

Bump U-Boot version to 2018.03 and kernel to 4.16.1.

Signed-off-by: Fabio Estevam <festevam@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

configs/mx6cubox_defconfig

@@ -3,8 +3,8 @@ BR2_cortex_a9=y
 BR2_ARM_ENABLE_NEON=y
 BR2_ARM_ENABLE_VFP=y
 BR2_ARM_FPU_VFPV3=y
-# Linux headers same as kernel, a 4.14 series
-BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_4_14=y
+# Linux headers same as kernel, a 4.16 series
+BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_4_16=y
 BR2_TARGET_GENERIC_GETTY_PORT="ttymxc0"
 BR2_ROOTFS_POST_BUILD_SCRIPT="board/solidrun/mx6cubox/post-build.sh"
 BR2_ROOTFS_POST_IMAGE_SCRIPT="board/solidrun/mx6cubox/post-image.sh"
@@ -13,13 +13,13 @@ BR2_TARGET_ROOTFS_EXT2_4=y
 BR2_TARGET_UBOOT=y
 BR2_TARGET_UBOOT_BOARDNAME="mx6cuboxi"
 BR2_TARGET_UBOOT_CUSTOM_VERSION=y
-BR2_TARGET_UBOOT_CUSTOM_VERSION_VALUE="2017.11"
+BR2_TARGET_UBOOT_CUSTOM_VERSION_VALUE="2018.03"
 BR2_TARGET_UBOOT_FORMAT_IMG=y
 BR2_TARGET_UBOOT_SPL=y
 BR2_TARGET_UBOOT_SPL_NAME="SPL"
 BR2_LINUX_KERNEL=y
 BR2_LINUX_KERNEL_CUSTOM_VERSION=y
-BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.14"
+BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.16.1"
 BR2_LINUX_KERNEL_DEFCONFIG="imx_v6_v7"
 BR2_LINUX_KERNEL_DTS_SUPPORT=y
 BR2_LINUX_KERNEL_INTREE_DTS_NAME="imx6q-cubox-i imx6dl-cubox-i imx6q-hummingboard imx6dl-hummingboard"