SGML typo fix.

doc/src/sgml/func.sgml

 <!--
-$PostgreSQL: pgsql/doc/src/sgml/func.sgml,v 1.310 2006/03/06 22:49:15 momjian Exp $
+$PostgreSQL: pgsql/doc/src/sgml/func.sgml,v 1.311 2006/03/06 22:54:14 momjian Exp $
 PostgreSQL documentation
 -->
 
@@ -5451,7 +5451,7 @@ SELECT SUBSTRING('XY1234Z', 'Y*?([0-9]{1,3})');
        <row>
         <entry><literal><function>justify_interval</function>(<type>interval</type>)</literal></entry>
         <entry><type>interval</type></entry>
-        <entry>Adjust interval using <function>justify_days</> and <function>justify_hours</>, with additional sign adjustments</></entry>
+        <entry>Adjust interval using <function>justify_days</> and <function>justify_hours</>, with additional sign adjustments</entry>
         <entry><literal>justify_interval(interval '1 mon -1 hour')</literal></entry>
         <entry><literal>29 days 23:00:00</literal></entry>
        </row>