Fixed config path for routing auto.

Author: dantleech

cookbook/creating_a_cms/auto-routing.rst

@@ -192,7 +192,7 @@ Now you will need to include this configuration:
 
     .. code-block:: yaml
 
-        # src/Acme/BasicCmsBundle/Resources/config/config.yml
+        # app/config/config.yml
         imports:
             - { resource: routing_auto.yml }