kernel: bump 4.14 to 4.14.158

Refreshed all patches.

Altered patches:
- 400-mtd-add-rootfs-split-support.patch

Compile-tested on: cns3xxx
Runtime-tested on: cns3xxx

Signed-off-by: Koen Vandeputte <koen.vandeputte@ncentric.com>

target/linux/layerscape/patches-4.14/202-core-linux-support-layerscape.patch

@@ -321,7 +321,7 @@ Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
  	} else if (has_acpi_companion(dma_dev)) {
 --- a/drivers/gpu/ipu-v3/ipu-pre.c
 +++ b/drivers/gpu/ipu-v3/ipu-pre.c
-@@ -124,7 +124,8 @@ ipu_pre_lookup_by_phandle(struct device
+@@ -125,7 +125,8 @@ ipu_pre_lookup_by_phandle(struct device
  	list_for_each_entry(pre, &ipu_pre_list, list) {
  		if (pre_node == pre->dev->of_node) {
  			mutex_unlock(&ipu_pre_list_mutex);