wp_enqueue_script('sweetcaptcha-csrf', 'https://'.SWEETCAPTCHA_SITE_URL.'/api/v2/apps/csrf/'.$app_id, array(), $ver, true);
^Comment that out^
Like so:
//wp_enqueue_script('sweetcaptcha-csrf', 'https://'.SWEETCAPTCHA_SITE_URL.'/api/v2/apps/csrf/'.$app_id, array(), $ver, true);