pgsql: Make extract(timetz) tests a bit more interesting

Make extract(timetz) tests a bit more interesting

Use a time zone offset with nonzero minutes to make the
timezone_minute test meaningful.

Branch
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master

Details
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https://git.postgresql.org/pg/commitdiff/e2639a767bfa1afebaf1877515a1187feb393443

Modified Files
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src/test/regress/expected/timetz.out | 10 +++++-----
src/test/regress/sql/timetz.sql      |  6 +++---
2 files changed, 8 insertions(+), 8 deletions(-)