{linux, linux-headers}: bump 5.15.x / 6.{1, 5}.x series

Signed-off-by: Bernd Kuhls <bernd@kuhls.net>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
(cherry picked from commit 003cdd5de31dd6558b02d0a719bc779bb1fc8db5)
[Peter: drop 6.5.x bump]
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

linux/linux.hash

@@ -1,8 +1,8 @@
 # From https://www.kernel.org/pub/linux/kernel/v6.x/sha256sums.asc
 sha256  9626ec84a39ecb009bf11a271dd520941159c165d4e62f82e3a77b79d20ff27d  linux-6.4.16.tar.xz
-sha256  a87e241ec15d53452c4efe219713a3769d88cc436b5b98cf6efb262c4aff15c0  linux-6.1.55.tar.xz
+sha256  9edefdde32c2298389dcd19566402332b3c2016f5ada17e5820f500b908d478c  linux-6.1.56.tar.xz
 # From https://www.kernel.org/pub/linux/kernel/v5.x/sha256sums.asc
-sha256  ef845e7934897b88e4448378ea9daacac19e07f156fe904844fab0a7d8ff5ddd  linux-5.15.133.tar.xz
+sha256  f37182aecb57ed6853d01e1074d3a60a653331e35f3115728381e08be050b9d3  linux-5.15.134.tar.xz
 sha256  183a4507b0ebec7816a79ceba6253aa7ad345e25b0fcd4e834ee154be9a993ab  linux-5.10.197.tar.xz
 sha256  2e775970521ea7ff6eb613fc85a6e34cec73feaeb67b88a77a2fbd4f75483df0  linux-5.4.257.tar.xz
 # From https://www.kernel.org/pub/linux/kernel/v4.x/sha256sums.asc

package/linux-headers/Config.in.host

@@ -404,8 +404,8 @@ config BR2_DEFAULT_KERNEL_HEADERS
 	default "4.19.295"	if BR2_KERNEL_HEADERS_4_19
 	default "5.4.257"	if BR2_KERNEL_HEADERS_5_4
 	default "5.10.197"	if BR2_KERNEL_HEADERS_5_10
-	default "5.15.133"	if BR2_KERNEL_HEADERS_5_15
-	default "6.1.55"	if BR2_KERNEL_HEADERS_6_1
+	default "5.15.134"	if BR2_KERNEL_HEADERS_5_15
+	default "6.1.56"	if BR2_KERNEL_HEADERS_6_1
 	default "6.4.16"	if BR2_KERNEL_HEADERS_6_4
 	default BR2_DEFAULT_KERNEL_VERSION if BR2_KERNEL_HEADERS_VERSION
 	default "custom"	if BR2_KERNEL_HEADERS_CUSTOM_TARBALL