Remove stray closing SVG tag

Author: NicolaSaunders

design-system-templates/components/header-nav.html.twig

@@ -72,7 +72,7 @@
 									<a href="path/to/page">Interest groups</a>
 								</li>
 								<li>
-									<a href="path/to/page"></svg> Community groups</a>
+									<a href="path/to/page">Community groups</a>
 								</li>
 								<li>
 									<a href="path/to/page">Business groups</a>