Issue #2700475 by cilefen: Fix coding standards regressions

core/modules/big_pipe/tests/modules/big_pipe_test/big_pipe_test.module

 <?php
 
+/**
+ * @file
+ * Support module for BigPipe testing.
+ */
+
 /**
  * Implements hook_page_top().
  */

core/modules/system/system.module

@@ -332,7 +332,7 @@ function system_theme_suggestions_field(array $variables) {
  *   An associative array containing:
  *   - bundles: An array of bundles with the label, description, add_link keys.
  *   - add_bundle_message: The message shown when there are no bundles. Only
-+ *                         available if the entity type uses bundle entities.
+ *     available if the entity type uses bundle entities.
  */
 function template_preprocess_entity_add_list(&$variables) {
   foreach ($variables['bundles'] as $bundle_name => $bundle_info) {