{linux, linux-headers}: bump 5.15.x / 6.{1, 6, 12, 15}.x series

Signed-off-by: Bernd Kuhls <bernd@kuhls.net>
Signed-off-by: Julien Olivain <ju.o@free.fr>

linux/Config.in

@@ -137,7 +137,7 @@ config BR2_LINUX_KERNEL_CUSTOM_REPO_GIT_SUBMODULES
 
 config BR2_LINUX_KERNEL_VERSION
 	string
-	default "6.15.5" if BR2_LINUX_KERNEL_LATEST_VERSION
+	default "6.15.6" if BR2_LINUX_KERNEL_LATEST_VERSION
 	default "5.10.162-cip24" if BR2_LINUX_KERNEL_LATEST_CIP_VERSION
 	default "5.10.162-cip24-rt10" if BR2_LINUX_KERNEL_LATEST_CIP_RT_VERSION
 	default BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE \

linux/linux.hash

@@ -1,10 +1,10 @@
 # From https://www.kernel.org/pub/linux/kernel/v6.x/sha256sums.asc
-sha256  2ca707939c14431232649874d438aa58f11b4b127290fa68d164f8bd79c688b5  linux-6.15.5.tar.xz
-sha256  4a168aed2de5a81aadd90ba2b153860a98d99bfc34651936e17f18e54f01ba8c  linux-6.12.36.tar.xz
-sha256  9ee45843d43adb2e2ac5f6a8cb10a334e39e3e3384af8a0ce383a37f78221bdd  linux-6.6.96.tar.xz
-sha256  e25bdac4d77e6b1079f899e2ecb24c7e850f295e735ea7b5654b900d85c03b0a  linux-6.1.143.tar.xz
+sha256  2bb586c954277d070c8fdf6d7275faa93b4807d9bf3353b491d8149cca02b4fc  linux-6.15.6.tar.xz
+sha256  936fdfd2405b5e0ac38d4e094b07772610c22cd478f4bb257c9bf929e762ff95  linux-6.12.37.tar.xz
+sha256  3b67c170638142da56b7a9c3295f2483b88e8c4d3bc26b2bda63b6cf0cb9ee3b  linux-6.6.97.tar.xz
+sha256  0f49bda42fbd7506063d537fec7d4d147c373a0324655fdaf2a65a000c9f7acf  linux-6.1.144.tar.xz
 # From https://www.kernel.org/pub/linux/kernel/v5.x/sha256sums.asc
-sha256  9c4efdd7ee550d524c017b5dae27725374526311e983661850cd880af671cb2a  linux-5.15.186.tar.xz
+sha256  21786ee84981418279fcd60ae6ed98ab2f102b5a4a255bd81b881033f0afff14  linux-5.15.187.tar.xz
 sha256  2dfa422b6bbe65a6b352a38129d27de918c3f0f05c72ecdd39d46d657ca0f0db  linux-5.10.239.tar.xz
 sha256  c48158f7735668aac78b9d74bb3616f57a4ea0816ca09f7db83f7834d705b6a9  linux-5.4.295.tar.xz
 # Locally computed

package/linux-headers/Config.in.host

@@ -446,11 +446,11 @@ config BR2_DEFAULT_KERNEL_HEADERS
 	string
 	default "5.4.295"	if BR2_KERNEL_HEADERS_5_4
 	default "5.10.239"	if BR2_KERNEL_HEADERS_5_10
-	default "5.15.186"	if BR2_KERNEL_HEADERS_5_15
-	default "6.1.143"	if BR2_KERNEL_HEADERS_6_1
-	default "6.6.96"	if BR2_KERNEL_HEADERS_6_6
-	default "6.12.36"	if BR2_KERNEL_HEADERS_6_12
-	default "6.15.5"	if BR2_KERNEL_HEADERS_6_15
+	default "5.15.187"	if BR2_KERNEL_HEADERS_5_15
+	default "6.1.144"	if BR2_KERNEL_HEADERS_6_1
+	default "6.6.97"	if BR2_KERNEL_HEADERS_6_6
+	default "6.12.37"	if BR2_KERNEL_HEADERS_6_12
+	default "6.15.6"	if BR2_KERNEL_HEADERS_6_15
 	default BR2_DEFAULT_KERNEL_VERSION if BR2_KERNEL_HEADERS_VERSION
 	default "custom"	if BR2_KERNEL_HEADERS_CUSTOM_TARBALL
 	default BR2_KERNEL_HEADERS_CUSTOM_REPO_VERSION \