Update existing Bootstrap/Jquery project to new versions

This project is about:

1) Update existing code (see included code) to the following versions shown below
2) Correct a bug: It should not be possible two lightlight two tabs at the same time (see included film)


/* jquery */
<script type="text/javascript" src="https://code.jquery.com/jquery-3.5.1.js" ></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/jqueryui/1.12.1/jquery-ui.min.js"></script>


/* Bootstrap */
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap@4.5.2/dist/css/bootstrap.min.css">
<script type="text/javascript" src="https://stackpath.bootstrapcdn.com/bootstrap/4.5.2/js/bootstrap.min.js" ></script>