Change bad beta key message and fix extra }}

templates/navbar.html

@@ -45,7 +45,7 @@
 			<div class="ui dropdown item">
 				<span>{{ .T "Beatmaps" }}</span>
 				<div class="menu">
-						{{ navbarItem .Path (.T "Listing") "/beatmaps" }} }}
+						{{ navbarItem .Path (.T "Listing") "/beatmaps" }}
 				</div>
 			</div>
 			{{ end }}