change REGISTER in front page to DONATE

Author: Cheukting

content/_index.md

@@ -29,7 +29,7 @@ imagealt = "Website banner of PyLadiesCon 2024 Online. 6th-8th December | Multi-
       <div class="w-100 mt-2 text-start" style=color:#fff>Check the <a class=text-white href=/schedule>Schedule!</a></div>
       <div class="w-100 mt-2 text-start">
         <a href="https://pretix.eu/pyladiescon/2024">
-          <button type="button" class="btn btn-pink btn-block mb-2 rainbow rainbow-1" data-toggle="collapse">REGISTER</button>
+          <button type="button" class="btn btn-pink btn-block mb-2 rainbow rainbow-1" data-toggle="collapse">DONATE</button>
         </a>
       </div>
     </div>