Remove undocumented -h (help) option

Bruce Momjian <bruce@momjian.us>

Commit: 06b804377cc5628f24ff37de719995a65f6f5928
Author: Bruce Momjian <bruce@momjian.us>
Date: 2013-07-01T16:40:33Z
Releases: 9.4.0
Remove undocumented -h (help) option
The -h option was not supported by many tools, and not documented, so
remove them for consistency from pg_upgrade, pg_test_fsync, and
pg_test_timing.

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