small fix to FAQ html

[Sanjoy Mahajan]

<http://www.serpentine.com/mercurial/index.cgi?FAQ> needs a slight HTML
tweak to display the list of tag criteria correctly:

--- a/FAQ.html~	2005-08-20 01:28:43.000000000 -0400
+++ b/FAQ.html	2005-08-20 01:28:30.000000000 -0400
@@ -330,11 +330,12 @@
 
 </p>
 <p>
-- be version controlled and mergeable just like any other file
-- allow signing of tags
-- allow adding a tag to an already committed changeset
-- allow changing tags in the future
-
+<ul>
+<li>be version controlled and mergeable just like any other file
+<li>allow signing of tags
+<li>allow adding a tag to an already committed changeset
+<li>allow changing tags in the future
+</ul>
 </p>
 <p>
 Thus Mercurial stores tags as a file in the working dir. This file is