Update year

Maintenance and support are still moderately active.

README.md

@@ -83,7 +83,7 @@ You might also want to see [contact info](https://nicmx.github.io/Jool/en/contac
 
 ```
 Jool - SIIT and NAT64 for Linux
-Copyright (C) 2023  NIC Mexico <[email protected]>
+Copyright (C) 2024  NIC Mexico <[email protected]>
 
 This program is free software; you can redistribute it and/or
 modify it under the terms of the GNU General Public License

docs/_layouts/default.html

@@ -59,7 +59,7 @@
 	<div id="footer">
 		<div class="logo-tec"><a href="http://www.itesm.mx"><img src="../images/logo-tec.png" alt="logo-tec" /></a></div>
 		<div class="logo-nic"><a href="http://www.nicmexico.mx/"><img src="../images/logo-nic.png" alt="logo-nic" /></a></div>
-		<p class="legal">&copy;Jool 2023&nbsp; &#124; &nbsp; <a href="../doc/AP_Jool.pdf" style="color:white;">Privacy Notice</a>&nbsp; &#124; &nbsp; <a href="../doc/20180123_TU_Jool.pdf" style="color:white;">Terms of Use</a></p>
+		<p class="legal">&copy;Jool 2024&nbsp; &#124; &nbsp; <a href="../doc/AP_Jool.pdf" style="color:white;">Privacy Notice</a>&nbsp; &#124; &nbsp; <a href="../doc/20180123_TU_Jool.pdf" style="color:white;">Terms of Use</a></p>
 	</div>
 </body>
 </html>