Automated Project Update Bot fixes

This merge request was automatically created by the Project Update Bot. It contains the changes from run 11-137198.

tests/src/Functional/Update/LinkyRevisionableUpdateTest.php

@@ -19,6 +19,11 @@ use Drupal\linky\Entity\Linky;
  */
 class LinkyRevisionableUpdateTest extends UpdatePathTestBase {
 
+  /**
+   * {@inheritdoc}
+   */
+  protected $defaultTheme = 'stark';
+
   /**
    * {@inheritdoc}
    */