fixed some typos

custombootimg.mk

@@ -1,7 +1,7 @@
 LOCAL_PATH := $(call my-dir)
 
 DTBTOOL := device/samsung/klte/mkbootimg_dtb
-KERNEL := device/samsung/klte/kernAl
+KERNEL := device/samsung/klte/kernel
 DTB := device/samsung/klte/dtb
 
 INSTALLED_RECOVERYIMAGE_TARGET := $(PRODUCT_OUT)/recovery.img

device.mk

@@ -9,7 +9,7 @@ DEVICE_PACKAGE_OVERLAYS += device/samsung/klte/overlay
 
 LOCAL_PATH := device/samsung/klte
 ifeq ($(TARGET_PREBUILT_KERNEL),)
-	LOCAL_KERNEL := $(LOCAL_PATH)/kernAl
+	LOCAL_KERNEL := $(LOCAL_PATH)/kernel
 else
 	LOCAL_KERNEL := $(TARGET_PREBUILT_KERNEL)
 endif