i3 contrib page: update to sync with i3.github.io

contrib/py3status.html

@@ -47,7 +47,7 @@ <h2>Documentation</h2>
     <a href="https://py3status.readthedocs.io/en/latest">Read the Docs</a>
 </li>
 <li>
-    <a href="https://github.com/ultrabug/py3status/tree/master/doc">Github</a>
+    <a href="https://github.com/ultrabug/py3status">Github</a>
 </li>
 </ul>
 
@@ -85,15 +85,15 @@ <h2>Using py3status</h2>
 </tt></pre>
 
 <p>Learn more about how to configure py3status on the
-<a href="https://py3status.readthedocs.io/en/latest/user-guide/configuration/">
+<a href="https://py3status.readthedocs.io/en/latest/user-guide/configuration">
 configuration documentation</a>
 </p>
 
 <h2>Using py3status modules</h2>
 
 <p>Like i3status, py3status comes with modules (but a lot of them!).</p>
 <p>Learn more about the modules provided by py3status on the
-<a href="https://py3status.readthedocs.io/en/latest/user-guide/modules/">modules
+<a href="https://py3status.readthedocs.io/en/latest/user-guide/modules">modules
 documentation</a>
 </p>