Add "Contact" to site header

Author: mudge

jekyll-assets/_includes/header.html

@@ -288,7 +288,8 @@
           <li class="__rptl-header-nav-list-item"><a href="/documentation/" class="__rptl-header-nav-link">Documentation</a>
           <li class="__rptl-header-nav-list-item"><a href="/news/" class="__rptl-header-nav-link">News</a>
           <li class="__rptl-header-nav-list-item"><a href="https://forums.raspberrypi.com/" class="__rptl-header-nav-link">Forums</a>
-          <li class="__rptl-header-nav-list-item"><a href="https://www.raspberrypi.org" class="__rptl-header-nav-link " rel="noopener">Foundation</a>
+          <li class="__rptl-header-nav-list-item"><a href="https://www.raspberrypi.org" class="__rptl-header-nav-link" rel="noopener">Foundation</a>
+          <li class="__rptl-header-nav-list-item"><a href="/contact/" class="__rptl-header-nav-link">Contact</a>
         </ul>
       </div>
     </div>