package/linux-headers: bump 3.12.x and 4.{4, 9, 10}.x series

[Peter: drop 4.10.x bump]
Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
(cherry picked from commit a96a8435d572a76b7529435a243654ab48bc6370)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/linux-headers/Config.in.host

@@ -217,12 +217,12 @@ config BR2_DEFAULT_KERNEL_HEADERS
 	default "3.2.88"	if BR2_KERNEL_HEADERS_3_2
 	default "3.4.113"	if BR2_KERNEL_HEADERS_3_4
 	default "3.10.105"	if BR2_KERNEL_HEADERS_3_10
-	default "3.12.72"	if BR2_KERNEL_HEADERS_3_12
+	default "3.12.73"	if BR2_KERNEL_HEADERS_3_12
 	default "3.18.48"	if BR2_KERNEL_HEADERS_3_18
 	default "3.19.8"	if BR2_KERNEL_HEADERS_3_19
 	default "4.0.9"		if BR2_KERNEL_HEADERS_4_0
 	default "4.1.39"	if BR2_KERNEL_HEADERS_4_1
-	default "4.4.61"	if BR2_KERNEL_HEADERS_4_4
+	default "4.4.62"	if BR2_KERNEL_HEADERS_4_4
 	default "4.8.17"	if BR2_KERNEL_HEADERS_4_8
-	default "4.9.22"	if BR2_KERNEL_HEADERS_4_9
+	default "4.9.23"	if BR2_KERNEL_HEADERS_4_9
 	default BR2_DEFAULT_KERNEL_VERSION if BR2_KERNEL_HEADERS_VERSION