style: use line comments

question.php

@@ -278,8 +278,8 @@ public function is_complete_response(array $response): bool {
      *                            whether the new set of responses can safely be discarded.
      */
     public function is_same_response(array $prevresponse, array $newresponse): bool {
-        /* The response has already been filtered against get_expected_data, we just need to filter out attempt state
-           and scoring state before comparing. */
+        // The response has already been filtered against get_expected_data, we just need to filter out attempt state
+        // and scoring state before comparing.
         return $newresponse == array_filter($prevresponse, fn($key) => !str_starts_with($key, "_"), ARRAY_FILTER_USE_KEY);
     }