python: move toolchain comment above main option

So suboptions are correctly indented.

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

package/python/Config.in

@@ -1,3 +1,7 @@
+comment "python needs a toolchain w/ wchar, threads"
+	depends on BR2_USE_MMU
+	depends on !BR2_USE_WCHAR || !BR2_TOOLCHAIN_HAS_THREADS
+
 config BR2_PACKAGE_PYTHON
 	bool "python"
 	depends on BR2_USE_WCHAR
@@ -10,10 +14,6 @@ config BR2_PACKAGE_PYTHON
 
 	  http://www.python.org/
 
-comment "python needs a toolchain w/ wchar, threads"
-	depends on BR2_USE_MMU
-	depends on !BR2_USE_WCHAR || !BR2_TOOLCHAIN_HAS_THREADS
-
 if BR2_PACKAGE_PYTHON
 
 choice