Fix typo

Author: st0012

guides/source/configuring.md

@@ -1601,7 +1601,7 @@ Below is a comprehensive list of all the initializers found in Rails in the orde
 
 * `action_view.set_configs`: Sets up Action View by using the settings in `config.action_view` by `send`'ing the method names as setters to `ActionView::Base` and passing the values through.
 
-* `action_controller.assets_config`: Initializes the `config.actions_controller.assets_dir` to the app's public directory if not explicitly configured.
+* `action_controller.assets_config`: Initializes the `config.action_controller.assets_dir` to the app's public directory if not explicitly configured.
 
 * `action_controller.set_helpers_path`: Sets Action Controller's `helpers_path` to the application's `helpers_path`.