Fix the file created by Composer

Author: Santi Saez

drupal/provisioning/playbook.yml

@@ -148,7 +148,7 @@
  shell: >
  /usr/local/bin/composer install
  chdir={{ drupal_core_path }}
- creates={{ drupal_core_path }}/sites/default/settings.php
+ creates={{ drupal_core_path }}/vendor/autoload.php
 
  - name: Install Drupal.
  command: >