Fix configuration order

Author: rafaelfranca

guides/source/configuring.md

@@ -60,8 +60,8 @@ Below are the default values associated with each target version. In cases of co
 
 #### Default Values for Target Version 7.2
 
-- [`config.active_storage.web_image_content_types`](#config-active-storage-web-image-content-types): `%w[image/png image/jpeg image/gif image/webp]`
 - [`config.active_record.validate_migration_timestamps`](#config-active-record-validate-migration-timestamps): `true`
+- [`config.active_storage.web_image_content_types`](#config-active-storage-web-image-content-types): `%w[image/png image/jpeg image/gif image/webp]`
 
 #### Default Values for Target Version 7.1