Add hidden input with teamconfigid

mod_form.php

@@ -167,6 +167,8 @@ EOJS
         $this->addInputInt('size_opt', true);
         $this->addInputInt('size_max', false);
         $this->addInputInt('size_min', false);
+        $mform->addElement('hidden', 'labnbook_teamconfigid', false);
+        $mform->setType('labnbook_teamconfigid', PARAM_INT);
 
         // Add standard grading elements.
         $this->standard_grading_coursemodule_elements();