Move into nested docroot

core/modules/contact/contact.post_update.php

@@ -1,30 +0,0 @@
-<?php
-
-/**
- * @file
- * Post update functions for Contact.
- */
-
-use Drupal\contact\Entity\ContactForm;
-
-/**
- * @addtogroup updates-8.1.x-to-8.2.x
- * @{
- */
-
-/**
- * Initialize 'message' and 'redirect' field values to 'contact_form' entities.
- */
-function contact_post_update_add_message_redirect_field_to_contact_form() {
-  /** @var \Drupal\contact\ContactFormInterface $contact */
-  foreach (ContactForm::loadMultiple() as $contact) {
-    $contact
-      ->setMessage('Your message has been sent.')
-      ->setRedirectPath('')
-      ->save();
-  }
-}
-
-/**
- * @} End of "addtogroup updates-8.1.x-to-8.2.x".
- */