update link to janet's resources

Author: peitek

index.html

@@ -462,7 +462,7 @@ <h4>Resources</h4>
             <h1>Empirical Research of Program Comprehension</h1>
             <ul>
                 <li>
-                    <a href="http://www.infosun.fim.uni-passau.de/se/janet/">Further Resources</a>
+                    <a href="https://www.tu-chemnitz.de/informatik/ST/research/material/">Further Resources</a>
                 </li>
             </ul>
         </section>