Update website

admin/phpMyAdmin/vendor/symfony/polyfill-php81/README.md

@@ -0,0 +1,17 @@
+Symfony Polyfill / Php81
+========================
+
+This component provides features added to PHP 8.1 core:
+
+- [`array_is_list`](https://php.net/array_is_list)
+- [`enum_exists`](https://php.net/enum-exists)
+- [`MYSQLI_REFRESH_REPLICA`](https://php.net/mysqli.constants#constantmysqli-refresh-replica) constant
+- [`ReturnTypeWillChange`](https://wiki.php.net/rfc/internal_method_return_types)
+
+More information can be found in the
+[main Polyfill README](https://github.com/symfony/polyfill/blob/main/README.md).
+
+License
+=======
+
+This library is released under the [MIT license](LICENSE).