update spec url

Author: qdequippe

.jane-openapi.php

@@ -1,12 +1,12 @@
 <?php
 
 return [
-    'openapi-file' => 'https://developers.yousign.com/openapi/6759d057a53fa9006fec9ff0',
+    'openapi-file' => 'https://developers.yousign.com/openapi/6797ad02b552bd002410c61a',
     'namespace' => 'Qdequippe\Yousign\Api',
     'directory' =>  __DIR__ . '/generated/',
     'reference' => true,
     'strict' => false,
     'clean-generated' => true,
     'use-fixer' => true,
     'fixer-config-file' => __DIR__ . '/.php-cs-fixer.php',
-];
+];