Issue #3239466: Refactor build tests to use core-supported project templates

tests/src/Build/CoreUpdateTest.php

@@ -9,18 +9,6 @@ namespace Drupal\Tests\automatic_updates\Build;
  */
 class CoreUpdateTest extends UpdateTestBase {
 
-  /**
-   * {@inheritdoc}
-   */
-  protected function getInitialConfiguration(array $data): array {
-    $data = parent::getInitialConfiguration($data);
-    unset($data['require']['drupal/core-vendor-hardening']);
-    unset($data['require']['drupal/core-project-message']);
-    unset($data['require-dev']);
-    unset($data['conflict']);
-    return $data;
-  }
-
   /**
    * {@inheritdoc}
    */
@@ -165,7 +153,6 @@ class CoreUpdateTest extends UpdateTestBase {
     $assert_session->pageTextNotContains('There is a security update available for your version of Drupal.');
     $page->pressButton('Update');
     $this->waitForBatchJob();
-    print_r($page->getContent());
     $assert_session->pageTextContains('Ready to update');
     $page->pressButton('Continue');
     $this->waitForBatchJob();