Update copyright year in footer to 2026

Author: gfenoy

themes/zoo-project/layouts/partials/footer_std.html

@@ -110,7 +110,7 @@ <h2 class="sub">Next event</h2>
 
       <div class="cdts">
         <div class="container text-center">
-          <p> © Copyright 2009 - 2025 - <a class="ext-link" href="http://www.zoo-project.org"><i class="icon-zoo-logo"></i> ZOO Project</a> - All Rights Reserved.</p> 
+          <p> © Copyright 2009 - 2026 - <a class="ext-link" href="http://www.zoo-project.org"><i class="icon-zoo-logo"></i> ZOO Project</a> - All Rights Reserved.</p> 
         </div>
       </div>    
     </div>