ISAICP-8347: Revert metatag_maintenance_mode exception.

.env.dist

@@ -92,7 +92,7 @@ DRUPAL_MAIL_SPOOL_DIR=/tmp/spool
 # search_api_solr_schema_joinup_modifications'.
 # See scripts/check_status_report.sh, .opts.yml
 # Default production ignores.
-DRUPAL_STATUS_REPORT_IGNORE="update status,joinup_core_root_user_blocked,webform_libraries"
+DRUPAL_STATUS_REPORT_IGNORE="update status,joinup_core_root_user_blocked,metatag_maintenance_mode,webform_libraries"
 # Specific testing pipeline ignores. Note, that all these ignored requirements
 # will be investigated in ISAICP-7232.
 # See https://citnet.tech.ec.europa.eu/CITnet/jira/browse/ISAICP-7232

web/modules/custom/joinup_core/joinup_core.module

@@ -60,7 +60,7 @@ function joinup_core_theme(array $existing, string $type, string $theme, string
  * Implements hook_requirements_alter().
  */
 function joinup_core_requirements_alter(array &$requirements): void {
-  $ignored = getenv('DRUPAL_STATUS_REPORT_IGNORE') ?: 'update status,joinup_core_root_user_blocked,webform_libraries';
+  $ignored = getenv('DRUPAL_STATUS_REPORT_IGNORE') ?: 'update status,joinup_core_root_user_blocked,metatag_maintenance_mode,webform_libraries';
   $ignored = array_map('trim', explode(',', $ignored));
 
   $requirements = array_filter($requirements, function (string $requirement) use ($ignored): bool {