fix: set max version to 8.2.1

Author: Jarosław Kiraga

grprestashop.php

@@ -46,7 +46,7 @@ public function __construct()
         $this->author = 'GetResponse';
         $this->need_instance = 0;
         $this->module_key = '311ef191c3135b237511d18c4bc27369';
-        $this->ps_versions_compliancy = ['min' => '1.7', 'max' => '8.2.0'];
+        $this->ps_versions_compliancy = ['min' => '1.7', 'max' => '8.2.1'];
         $this->displayName = $this->l('GetResponse');
         $this->description = 'Add your Prestashop contacts to GetResponse.';
         $this->confirmUninstall = $this->l('Are you sure you want to uninstall?');