Bump plugin stripe-php from 10.5.0 to 16.4.0 and update links

plugins/stripe-php/lib/Service/TestHelpers/ConfirmationTokenService.php

@@ -0,0 +1,27 @@
+<?php
+
+// File generated from our OpenAPI spec
+
+namespace Stripe\Service\TestHelpers;
+
+/**
+ * @phpstan-import-type RequestOptionsArray from \Stripe\Util\RequestOptions
+ * @psalm-import-type RequestOptionsArray from \Stripe\Util\RequestOptions
+ */
+class ConfirmationTokenService extends \Stripe\Service\AbstractService
+{
+    /**
+     * Creates a test mode Confirmation Token server side for your integration tests.
+     *
+     * @param null|array $params
+     * @param null|RequestOptionsArray|\Stripe\Util\RequestOptions $opts
+     *
+     * @throws \Stripe\Exception\ApiErrorException if the request fails
+     *
+     * @return \Stripe\ConfirmationToken
+     */
+    public function create($params = null, $opts = null)
+    {
+        return $this->request('post', '/v1/test_helpers/confirmation_tokens', $params, $opts);
+    }
+}