Remove kerberos mention that doesn't support our software, from Peter.

doc/src/sgml/client-auth.sgml

@@ -1,5 +1,5 @@
 <!--
-$Header: /cvsroot/pgsql/doc/src/sgml/client-auth.sgml,v 1.47 2003/06/06 18:09:17 momjian Exp $
+$Header: /cvsroot/pgsql/doc/src/sgml/client-auth.sgml,v 1.48 2003/06/07 16:27:02 momjian Exp $
 -->
 
 <chapter id="client-authentication">
@@ -644,9 +644,6 @@ local   db1,db2,@demodbs  all                                       md5
 
     If you use <application>mod_auth_kerb</application> from
     <ulink url="http://modauthkerb.sf.net">http://modauthkerb.sf.net</ulink>
-    or <application>mod_auth_gss_krb5</application> from
-    <ulink url="http://meta.cesnet.cz/software/negotiate.en.html">
-    http://meta.cesnet.cz/software/negotiate.en.html</ulink>,
     and <application>mod_perl</application> on your
     <productname>Apache</productname> web server, you can use
     <literal>AuthType KerberosV5SaveCredentials</literal> with a