Fix broken markup.

doc/src/sgml/plpython.sgml

-<!-- $PostgreSQL: pgsql/doc/src/sgml/plpython.sgml,v 1.31 2006/09/02 12:30:01 momjian Exp $ -->
+<!-- $PostgreSQL: pgsql/doc/src/sgml/plpython.sgml,v 1.32 2006/09/03 22:15:32 tgl Exp $ -->
 
 <chapter id="plpython">
  <title>PL/Python - Python Procedural Language</title>
@@ -200,6 +200,7 @@ $$ LANGUAGE plpythonu;
        the corresponding position.
       </para>
      </listitem>
+    </varlistentry>
 
     <varlistentry>
      <term>Mapping (dictionary)</term>
@@ -221,6 +222,7 @@ $$ LANGUAGE plpythonu;
        <symbol>None</symbol> with the corresponding column name as the key.
       </para>
      </listitem>
+    </varlistentry>
 
     <varlistentry>
      <term>Object (any object providing method <literal>__getattr__</literal>)</term>