Fix macOS test

Author: Girgias

ext/standard/tests/strings/htmlentities04.phpt

@@ -17,5 +17,5 @@ internal_encoding=pass
 	var_dump(htmlentities("\xa1\xa2\xa1\xa3\xa1\xa4", ENT_QUOTES, ''));
 ?>
 --EXPECTF--
-Strict Standards: htmlentities(): Only basic entities substitution is supported for multi-byte encodings other than UTF-8; functionality is equivalent to htmlspecialchars in %s line %d
+Notice: htmlentities(): Only basic entities substitution is supported for multi-byte encodings other than UTF-8; functionality is equivalent to htmlspecialchars in %s line %d
 string(6) "¡¢¡£¡¤"