added _deletedAt to $deletedAt translation

Author: shimonewman

src/Database/Adapter/SQL.php

@@ -1738,6 +1738,7 @@ protected function getInternalKeyForAttribute(string $attribute): string
             '$tenant' => '_tenant',
             '$createdAt' => '_createdAt',
             '$updatedAt' => '_updatedAt',
+            '$deletedAt' => '_deletedAt',
             '$permissions' => '_permissions',
             default => $attribute
         };