markdown typo in advanced app guide

docs/guide/apps-advanced.md

@@ -30,9 +30,9 @@ After you install the application, you have to conduct the following steps to in
 the installed application. You only need to do these once for all.
 
 1. Execute the `init` command and select `dev` as environment.
----
-php /path/to/yii-application/init
----
+   ```
+   php /path/to/yii-application/init
+   ```
 2. Create a new database and adjust the `components.db` configuration in `common/config/params-local.php` accordingly.
 3. Apply migrations with console command `yii migrate`.
 4. Set document roots of your Web server: