typo in discourse user group link

Author: hardreddata

issues/index.html

@@ -10,7 +10,7 @@ <h1>Issue tracker</h1>
 <section>
 <h2>The issue tracker is not a support forum</h2>
 <p>
-If you have questions, or are having a problem please ask on the <a href="https://discourse.osgeo.org/c/geoserver/users">Discourse user group</a> first, also make sure you read the <a href="../comm/userlist-guidelines.html">guidelines</a> before posting.<br/>
+If you have questions, or are having a problem please ask on the <a href="https://discourse.osgeo.org/c/geoserver/user">Discourse user group</a> first, also make sure you read the <a href="../comm/userlist-guidelines.html">guidelines</a> before posting.<br/>
 It's best to open a bug report only when the issue has been confirmed by some third party, we often have to close down tickets that are created just out of a misunderstanding or a misconfiguration.
 </p>
 </section>