add link to chat in services

pages/en/services.html

@@ -13,7 +13,7 @@
     <td>Forum for general discussion and <a href="/events">event</a> organization.</td>
   </tr>
   <tr>
-    <td>Chat</td>
+    <td><a href="/account">Chat</a></td>
     <td>
       We have our XMPP server, on which you can make an account.
       If you already have an account, you can find us at group <a href="decentrala@conference.dmz.rs">decentrala@conference.dmz.rs</a>.