Add a link to the Beam yaml examples.

Author: robertwb

Diff for: website/www/site/layouts/partials/section-menu/en/sdks.html

@@ -98,6 +98,9 @@
     <li><a href="https://beam.apache.org/releases/yamldoc/current/" target="_blank">YAML API reference <img src="/images/external-link-icon.png"
                                                                                                                                    width="14" height="14"
                                                                                                                                    alt="External link."></a>
+    <li><a href="https://beam.apache.org/releases/yamldoc/current/examples.html" target="_blank">YAML Examples <img src="/images/external-link-icon.png"
+                                                                                                                                   width="14" height="14"
+                                                                                                                                   alt="External link."></a>
   </ul>
 </li>