Fix typo

src/invidious/views/preferences.ecr

@@ -136,7 +136,7 @@ function update_value(element) {
             </div>
 
             <div class="pure-control-group">
-                <a href="/subscription_manager">Manage subscriptions></a>
+                <a href="/subscription_manager">Manage subscriptions</a>
             </div>
 
             <div class="pure-controls">