linux: bump default to version 4.4

Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

linux/Config.in

@@ -27,7 +27,7 @@ choice
 	prompt "Kernel version"
 
 config BR2_LINUX_KERNEL_LATEST_VERSION
-	bool "4.3.3"
+	bool "4.4"
 
 config BR2_LINUX_KERNEL_SAME_AS_HEADERS
 	bool "Same as toolchain kernel headers"
@@ -115,7 +115,7 @@ config BR2_LINUX_KERNEL_CUSTOM_LOCAL_PATH
 
 config BR2_LINUX_KERNEL_VERSION
 	string
-	default "4.3.3" if BR2_LINUX_KERNEL_LATEST_VERSION
+	default "4.4" if BR2_LINUX_KERNEL_LATEST_VERSION
 	default BR2_DEFAULT_KERNEL_HEADERS if BR2_LINUX_KERNEL_SAME_AS_HEADERS
 	default BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE \
 		if BR2_LINUX_KERNEL_CUSTOM_VERSION