linux: fix typo in BR2_LINUX_KERNEL_CUSTOM_DTS_PATH in the help text

"Path to to out-of-tree..." -> "Path to the out-of-tree..."

Signed-off-by: Sébastien Szymanski <sebastien.szymanski@armadeus.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
(cherry picked from commit 8f3e2a6678e173782748e3981a4bcfb06fb7f980)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

linux/Config.in

@@ -411,7 +411,7 @@ config BR2_LINUX_KERNEL_INTREE_DTS_NAME
 config BR2_LINUX_KERNEL_CUSTOM_DTS_PATH
 	string "Out-of-tree Device Tree Source file paths"
 	help
-	  Path to to out-of-tree device tree source files.
+	  Path to the out-of-tree device tree source files.
 	  You can provide a list of dts paths to copy and
 	  build, separated by spaces.