linux-headers: bump 4.{8, 4}.x series

Signed-off-by: Fabio Estevam <festevam@gmail.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/linux-headers/Config.in.host

@@ -240,10 +240,10 @@ config BR2_DEFAULT_KERNEL_HEADERS
 	default "3.19.8"	if BR2_KERNEL_HEADERS_3_19
 	default "4.0.9"		if BR2_KERNEL_HEADERS_4_0
 	default "4.1.36"	if BR2_KERNEL_HEADERS_4_1
-	default "4.4.37"	if BR2_KERNEL_HEADERS_4_4
+	default "4.4.38"	if BR2_KERNEL_HEADERS_4_4
 	default "4.5.7"		if BR2_KERNEL_HEADERS_4_5
 	default "4.6.7"		if BR2_KERNEL_HEADERS_4_6
 	default "4.7.10"	if BR2_KERNEL_HEADERS_4_7
-	default "4.8.13"	if BR2_KERNEL_HEADERS_4_8
+	default "4.8.14"	if BR2_KERNEL_HEADERS_4_8
 	default "4.9"		if BR2_KERNEL_HEADERS_4_9
 	default BR2_DEFAULT_KERNEL_VERSION if BR2_KERNEL_HEADERS_VERSION