Update toc.html

Author: Nowosad

helpers/toc.html

@@ -18,11 +18,11 @@ <h2>First Edition</h2>
     <li><a href="https://geocompx.org/">🌐 Visit the geocompx website</a></li>
     <li><a href="https://github.com/geocompx/geocompy/issues">❔ Open an issue</a></li>
     <li><a href="https://discord.gg/PMztXYgNxp">📣 Chat on Discord</a></li>
-    <li><a href="https://donate.stripe.com/4gweWl94Q9E35AQ6oo">💸 Donate to the project</a></li>
+    <li><a href="https://geocompx.org/support">💸 Donate to the project</a></li>
   </ul>
   <hr>
   $if(toc-title)$
   <h2 id="$idprefix$toc-title">$toc-title$</h2>
   $endif$
   $table-of-contents$
-</nav>
+</nav>