Fix user mailing list link on contribution page (#33856)

CHANGES.md

@@ -112,6 +112,7 @@
 * [Dataflow Streaming Appliance] Fixed commits failing with KeyCommitTooLargeException when a key outputs >180MB of results. [#33588](https://github.com/apache/beam/issues/33588).
 * Fixed a Dataflow template creation issue that ignores template file creation errors (Java) ([#33636](https://github.com/apache/beam/issues/33636))
 * Correctly documented Pane Encodings in the portability protocols ([#33840](https://github.com/apache/beam/issues/33840)).
+* Fixed the user mailing list address ([#26013](https://github.com/apache/beam/issues/26013)).
 
 ## Security Fixes
 * Fixed (CVE-YYYY-NNNN)[https://www.cve.org/CVERecord?id=CVE-YYYY-NNNN] (Java/Python/Go) ([#X](https://github.com/apache/beam/issues/X)).

website/www/site/content/en/contribute/_index.md

@@ -50,7 +50,7 @@ Here’s a list of things you can do to get started contributing:
     <td>Participate and share ideas</td>
     <td class="list-text-size-md">
       <ul>
-        <li>Subscribe to our <a href="/community/contact-us/">mailing lists</a> (<a href="mailto:[email protected]">[email protected]</a> and <a href="mailto:dev@beam.apache.org">[email protected]</a>).</li>
+        <li>Subscribe to our <a href="/community/contact-us/">mailing lists</a> (<a href="mailto:[email protected]">[email protected]</a> and <a href="mailto:user@beam.apache.org">[email protected]</a>).</li>
         <li>Stay in the loop of our <a href="https://github.com/apache/beam/issues">Issues product backlog</a>, participate in discussions to brainstorm solutions, and help the community solve their mailing list questions.</li>
       </ul>
     </td>