footer added scripts

mymodule/themes/fancytheme/default/_footer.twig

 <div id="footer">
+  <script src="https://code.jquery.com/jquery-3.3.1.slim.min.js" integrity="sha384-q8i/X+965DzO0rT7abK41JStQIAqVgRVzpbzo5smXKp4YfRvH+8abtTE1Pi6jizo" crossorigin="anonymous"></script>
+  <script src="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/js/bootstrap.min.js" integrity="sha384-JjSmVgyd0p3pXB1rRibZUAYoIIy6OrQ6VrjIEaFf/nJGzIxFDsf4x0xIM+B07jRM" crossorigin="anonymous"></script>
   <script src="/js/headfoot.js"> </script>
   <div class="wrap">
     <div class="center copyrights">&copy; 2007-{{ year }} <a href="https://simplesamlphp.org/">SimpleSAMLphp</a>