fix(import): fixed nav link in header, fixes #2633

public/app/features/dashboard/partials/import.html

@@ -1,6 +1,6 @@
 <topnav icon="fa fa-th-large" title="Dashboards" subnav="true">
 	<ul class="nav">
-		<li class="active"><a href="import">Import</a></li>
+		<li class="active"><a href="import/dashboard">Import</a></li>
 	</ul>
 </topnav>