Adam G-H
--- a/src/Validation/ReadinessTrait.php
+++ b/src/Validation/ReadinessTrait.php
      $this->t('Your site does not pass some readiness checks for automatic updates. It cannot be automatically updated until further action is performed.');
  }

+  /**
+   * Returns the overall severity for a set of validation results.
+   *
+   * @param \Drupal\package_manager\ValidationResult[] $results
+   *   The validation results.
+   *
+   * @return int
+   *   The overall severity of the results. Will be be one of the
+   *   SystemManager::REQUIREMENT_* constants.
+   */
+  protected function getOverallSeverity(array $results): int {