Update copyright year

Author: revoxhere

index.html

@@ -310,13 +310,10 @@
     </section>
     <footer class="footer">
         <div class="content has-text-centered is-size-6">
-            <b>DUCO Exchange 2019-2023</b>
+            <b>DUCO Exchange 2019-2024</b>
             by
-            <a href="https://revoxhere.github.io">
-                <b>Robert "revox" Piotrowski</b>
-            </a> from the
-            <b>Duino team</b>
-            2019-2023<br>
+            <b>the Duino team</b>
+            2019-2024<br>
             This page is open-source.
             You can improve it
             <a href="https://github.com/revoxhere/duco-exchange">