{linux, linux-headers}: bump 4.{4, 9, 14, 19}.x / 5.1.x series

Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

linux/Config.in

@@ -122,7 +122,7 @@ endif
 
 config BR2_LINUX_KERNEL_VERSION
 	string
-	default "5.1.11" if BR2_LINUX_KERNEL_LATEST_VERSION
+	default "5.1.15" if BR2_LINUX_KERNEL_LATEST_VERSION
 	default "v4.19.13-cip1" if BR2_LINUX_KERNEL_LATEST_CIP_VERSION
 	default BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE \
 		if BR2_LINUX_KERNEL_CUSTOM_VERSION

linux/linux.hash

@@ -1,7 +1,7 @@
 # From https://www.kernel.org/pub/linux/kernel/v5.x/sha256sums.asc
-sha256 11fd93207290272389ad284b8b042041d088fbee0ed5798e933bf8e91697d219  linux-5.1.11.tar.xz
+sha256 e8a128702680cea9f37c44bbeb456ea1c2ef1ae1eba0e05dcfc11d7d6cdc1399  linux-5.1.15.tar.xz
 # From https://www.kernel.org/pub/linux/kernel/v4.x/sha256sums.asc
-sha256 266ee655620c3689ae94761970d6827fffc919760caf815427ad22730ba4381e  linux-4.19.52.tar.xz
-sha256 d7464c2379cdee46548ae9f848671f4669d4003af4034f3f738f2f0511ec75b3  linux-4.14.127.tar.xz
-sha256 b16e12681a0638368479d73a9b1b8e9407c1ae4b7ae52fdf236d9e5657999695  linux-4.9.182.tar.xz
-sha256 c409d88f61cd9a37cbba36d5d9c8162263eb1e5c9380efaf880a3ec10cd88527  linux-4.4.182.tar.xz
+sha256 7326943215b9496f302e95892457a63d9a77e0446e99dd7bade6b425bc966bdf  linux-4.19.56.tar.xz
+sha256 19f6404c30f4a9a1fe3315b902676b6d63a470be5d55cf2a0e47983c643c8ff5  linux-4.14.131.tar.xz
+sha256 6543232fc082485c1088830b9456e1a6e511239e4bf98817b0166ee62cafc3ca  linux-4.4.184.tar.xz
+sha256 033114d5350525dede995d31b596c31b0e26db8d77a0a1c53d36cdc36ead9faf  linux-4.9.184.tar.xz

package/linux-headers/Config.in.host

@@ -297,11 +297,11 @@ endchoice
 
 config BR2_DEFAULT_KERNEL_HEADERS
 	string
-	default "4.4.182"	if BR2_KERNEL_HEADERS_4_4
-	default "4.9.182"	if BR2_KERNEL_HEADERS_4_9
-	default "4.14.127"	if BR2_KERNEL_HEADERS_4_14
-	default "4.19.52"	if BR2_KERNEL_HEADERS_4_19
-	default "5.1.11"	if BR2_KERNEL_HEADERS_5_1
+	default "4.4.184"	if BR2_KERNEL_HEADERS_4_4
+	default "4.9.184"	if BR2_KERNEL_HEADERS_4_9
+	default "4.14.131"	if BR2_KERNEL_HEADERS_4_14
+	default "4.19.56"	if BR2_KERNEL_HEADERS_4_19
+	default "5.1.15"	if BR2_KERNEL_HEADERS_5_1
 	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 \