download: Improve punctuation

Author: trollixx

download.html

@@ -88,7 +88,7 @@ <h3 id="linux-ubuntu">Ubuntu</h3>
   <div class="alert alert-warning" role="alert">
     <strong>Attention non-Unity users!</strong>
     Due to a <a href="https://bugs.launchpad.net/ubuntu/+source/appmenu-qt5/+bug/1307619">bug</a> in
-    <code>appmenu-qt5</code> package Zeal main menu might be missing on desktop environments other than Unity.
+    <code>appmenu-qt5</code> package, Zeal main menu might be missing on desktop environments other than Unity.
     A simple solution is to remove <code>appmenu-qt5</code> package from your system.
   </div>
   <p>