src/template/unixware syntax error

The following patch removes an extraneous "then" from src/template/unixware:

Index: unixware
===================================================================
RCS file: /projects/cvsroot/pgsql-server/src/template/unixware,v
retrieving revision 1.36
diff -u -r1.36 unixware
--- unixware 13 May 2004 15:44:05 -0000 1.36
+++ unixware 14 May 2004 15:36:45 -0000
@@ -1,5 +1,4 @@
if test "$GCC" != yes; then
-then
# The -Kno_host is for a bug in the compiler. See -hackers
# discussion on 7-8/Aug/2003.
cat >conftest.c <<__EOF__

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