{linux, linux-headers}: bump 5.15.x / 6.{0, 1}.x series

Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
(cherry picked from commit a94567b4b5481c14352be3e293672572a326836c)
[Peter: drop 6.x bumps]
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

linux/Config.in

@@ -128,7 +128,7 @@ endif
 
 config BR2_LINUX_KERNEL_VERSION
 	string
-	default "5.15.85" if BR2_LINUX_KERNEL_LATEST_VERSION
+	default "5.15.86" if BR2_LINUX_KERNEL_LATEST_VERSION
 	default "5.10.115-cip7" if BR2_LINUX_KERNEL_LATEST_CIP_VERSION
 	default "5.10.109-cip5-rt4" if BR2_LINUX_KERNEL_LATEST_CIP_RT_VERSION
 	default BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE \

linux/linux.hash

@@ -1,6 +1,6 @@
 # From https://www.kernel.org/pub/linux/kernel/v5.x/sha256sums.asc
 sha256  d8060dc88f862baaae66b42a2dbc12298ed667c698eb5c55617a7786ee47bf25  linux-5.16.20.tar.xz
-sha256  2c0bae29fac98e0a9408914a4551b2971365ac0000351cb255d6bd9aa0849808  linux-5.15.85.tar.xz
+sha256  80fcd9efa443502de9e2750f6dfb59e8de43a5d87a6d2be09dca748d79b5f2ee  linux-5.15.86.tar.xz
 sha256  7aaaf6d0bcd8a2cfa14ad75f02ca62bb2de08aad3bee3eff198de49ea5254079  linux-5.10.161.tar.xz
 sha256  80253b2cac54c256dfdfd1061800aef907f88432090f7aef74c0ddf50f6e6524  linux-5.4.228.tar.xz
 # From https://www.kernel.org/pub/linux/kernel/v4.x/sha256sums.asc

package/linux-headers/Config.in.host

@@ -387,7 +387,7 @@ config BR2_DEFAULT_KERNEL_HEADERS
 	default "4.19.269"	if BR2_KERNEL_HEADERS_4_19
 	default "5.4.228"	if BR2_KERNEL_HEADERS_5_4
 	default "5.10.161"	if BR2_KERNEL_HEADERS_5_10
-	default "5.15.85"	if BR2_KERNEL_HEADERS_5_15
+	default "5.15.86"	if BR2_KERNEL_HEADERS_5_15
 	default "5.16.20"	if BR2_KERNEL_HEADERS_5_16
 	default BR2_DEFAULT_KERNEL_VERSION if BR2_KERNEL_HEADERS_VERSION
 	default "custom"	if BR2_KERNEL_HEADERS_CUSTOM_TARBALL