Convert dblog entries into entities

Closes #2401463

core/modules/dblog/dblog.install

 <?php
 
+/**
+ * @file
+ * Install, update and uninstall functions for the dblog module.
+ */
+
 use Drupal\Core\Entity\ContentEntityType;
 use Drupal\dblog\Entity\DblogEntry;
 use Drupal\Core\StringTranslation\TranslatableMarkup;
 use Drupal\dblog\DblogEntryStorage;
 use Drupal\Core\Field\BaseFieldDefinition;
 
-/**
- * @file
- * Install, update and uninstall functions for the dblog module.
- */
-
 /**
  * Implements hook_schema().
  */
@@ -104,7 +104,6 @@ function dblog_update_last_removed() {
   return 8600;
 }
 
-// core/modules/action/tests/src/Functional/Update/
 /**
  * Install the 'dblog entry' entity type.
  */
@@ -193,4 +192,3 @@ function dblog_update_9301() {
     return t('The "dblog entry" entity type has been installed.');
   }
 }
-