Remove CVS $Header lines from a couple of regress test files that had

them --- it is just *way* too painful to keep expected results in sync
when these are present.

src/test/regress/sql/plpgsql.sql

@@ -100,8 +100,6 @@ create unique index PHone_name on PHone using btree (slotname bpchar_ops);
 -- * Trigger procedures and functions for the patchfield
 -- * test of PL/pgSQL
 -- * 
--- * $Header: /cvsroot/pgsql/src/test/regress/sql/plpgsql.sql,v 1.2 2000/01/06 06:41:55 thomas Exp $
--- * 
 -- ************************************************************