Update support.html

fixing typo

support.html

@@ -124,7 +124,7 @@ <h2>Mailing Lists and Discussions<a class="headerlink" href="#mailing-lists-and-
 <p>There are two mailing lists for pgRouting hosted on OSGeo mailing list server:</p>
 <ul class="simple">
 <li><p><strong>User</strong> mailing list: <a class="reference external" href="https://lists.osgeo.org/mailman/listinfo/pgrouting-users">https://lists.osgeo.org/mailman/listinfo/pgrouting-users</a></p></li>
-<li><p><strong>Developer</strong> Discourse category: <a class="reference external" href="https://discourse.osgeo.org/c/pgrouting/pgrouting-dev/17</a></p></li>
+<li><p><strong>Developer</strong> Discourse category: <a class="reference external" href="https://discourse.osgeo.org/c/pgrouting/pgrouting-dev/17">https://discourse.osgeo.org/c/pgrouting/pgrouting-dev/17</a></p></li>
 </ul>
 <p>For general questions and topics about how to use pgRouting, please write to the user mailing list.</p>
 <p>pgRouting also utilizes <a class="reference external" href="https://github.com/pgRouting/pgrouting/discussions">Github Discussions</a> for fleshing out ideas and common Q&amp;A.</p>