Fix typo.

doc/src/sgml/regress.sgml

-<!-- $Header: /cvsroot/pgsql/doc/src/sgml/regress.sgml,v 1.11 2000/10/17 15:26:40 petere Exp $ -->
+<!-- $Header: /cvsroot/pgsql/doc/src/sgml/regress.sgml,v 1.12 2000/10/22 19:11:05 tgl Exp $ -->
 
  <chapter id="regress">
   <title id="regress-title">Regression Tests</title>
@@ -30,9 +30,8 @@
    of tests in parallel.  Parallel testing gives confidence that
    interprocess communication and locking are working correctly.  For
    historical reasons, the sequential test is usually run against an
-   existing installation and the parallel method
-   <quote>stand-alone</quote>, but there are technical reasons for
-   this.
+   existing installation and the parallel method against a temporary
+   installation, but there are no technical reasons for this.
   </para>
 
   <para>