Update copyright

Author: artemp

_includes/footer.html

@@ -1,3 +1,3 @@
 <div class='content col12 center caption small fill-sea dark pad1y'>
-  Copyright © 2018 Artem Pavlenko  |  <a href='{{sitebase.url}}/pages/downloads.html'>Downloads</a>  | <a href='{{sitebase.url}}/pages/license.html'>License</a>  |  <a href='{{sitebase.url}}/pages/media.html'>Media</a>
+  Copyright © 2024 Artem Pavlenko  |  <a href='{{sitebase.url}}/pages/downloads.html'>Downloads</a>  | <a href='{{sitebase.url}}/pages/license.html'>License</a>  |  <a href='{{sitebase.url}}/pages/media.html'>Media</a>
 </div>