pgsql: Strip whitespace from SQL blocks in the isolation test suite. Th

Strip whitespace from SQL blocks in the isolation test suite. This is purely
cosmetic, it removes a lot of IMHO ugly whitespace from the expected output.

Branch
------
REL9_1_STABLE

Details
-------
http://git.postgresql.org/pg/commitdiff/89c096c56542cdd7355925f826b3c67dc5265155

Modified Files
--------------
.../isolation/expected/classroom-scheduling.out    |  240 +-
.../isolation/expected/multiple-row-versions.out   |   22 +-
src/test/isolation/expected/partial-index.out      |  240 +-
src/test/isolation/expected/project-manager.out    |  240 +-
src/test/isolation/expected/receipt-report.out     | 2940 ++++++++++----------
.../isolation/expected/referential-integrity.out   |  490 ++--
src/test/isolation/expected/ri-trigger.out         |  100 +-
src/test/isolation/expected/simple-write-skew.out  |   48 +-
.../expected/temporal-range-integrity.out          |  240 +-
src/test/isolation/expected/total-cash.out         |  240 +-
src/test/isolation/expected/two-ids.out            | 1080 ++++----
src/test/isolation/specscanner.l                   |    4 +-
12 files changed, 2942 insertions(+), 2942 deletions(-)