Remove outdated mentions of the mailing list

Author: zware

speed_python/templates/about.html

@@ -65,18 +65,6 @@ <h4>The Hosting</h4>
 
 <p>We can not thank OSUOSL enough for the hosting and administration.</p>
 
-<h4>Resources</h4>
-<ul>
-    <li>
-        <a href="https://mail.python.org/mailman3/lists/speed.python.org/" target="_blank">The mailing list</a>
-        is here - if you want to volunteer to help out with the project, this
-        is the place to start.
-    </li>
-    <li>
-        <a href="https://mail.python.org/archives/list/speed@python.org/" target="_blank">The list archives</a>
-    </li>
-</ul>
-
 <h3>About the benchmarks</h3>
 <p>The code can be found <a href="https://github.com/python/performance">here</a>.</p>
 <h3>About Python</h3>
@@ -88,7 +76,8 @@ <h3>About Codespeed</h3>
 <p>Code for this site: <a href="https://github.com/zware/codespeed">github.com/zware/codespeed</a></p>
 <p>Wiki: <a href="https://github.com/tobami/codespeed/wiki">github.com/tobami/codespeed/wiki</a></p>
 <h3>Contact</h3>
-<p>For problems or suggestions about this website write to
-    <a href="https://mail.python.org/mailman3/lists/speed.python.org/">the Python Speed mailing list</a></p>
+<p>For problems or suggestions about this website write to us on
+    <a href="https://discuss.python.org/c/core-dev/23">discuss.python.org</a>.
+    </p>
 </div>
 {% endblock %}