pgsql: Pre-8.0 branches need to cope with possibility that the system

Log Message:
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Pre-8.0 branches need to cope with possibility that the system libc knows
about the recent changes in US DST law. Add a variant horology file, so
that either the old or new rules will be considered valid test results.

Tags:
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REL7_3_STABLE

Added Files:
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pgsql/src/test/regress/expected:
horology_1.out (r1.1.4.1)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/test/regress/expected/horology_1.out?rev=1.1.4.1&content-type=text/x-cvsweb-markup)