Fix psql ref typo.

Andreas Seltenreich

doc/src/sgml/ref/psql-ref.sgml

 <!--
-$PostgreSQL: pgsql/doc/src/sgml/ref/psql-ref.sgml,v 1.151 2005/10/28 02:39:07 momjian Exp $
+$PostgreSQL: pgsql/doc/src/sgml/ref/psql-ref.sgml,v 1.152 2005/10/30 03:01:49 momjian Exp $
 PostgreSQL documentation
 -->
 
@@ -2107,7 +2107,7 @@ bar
         files. When <literal>off</> (the default), a statement in a
         transaction block that generates an error aborts the entire
         transaction. The on_error_rollback-on mode works by issuing an
-        implicit <command>SAVEPONT</> for you, just before each command
+        implicit <command>SAVEPOINT</> for you, just before each command
         that is in a transaction block, and rolls back to the savepoint
         on error.
         </para>