test/rubygems/test_gem_commands_help_command.rb: Add one require because if run test-all with test/unit parallel running, sometimes this test fails by some constants not found. The error reason is some worker doesn't require the file needed by this test. This issue is related to [ruby-core:36168].
merge revision(s) 33232:
requirebecause if run test-all with test/unit parallelrunning, sometimes this test fails by some constants not found.
The error reason is some worker doesn't require the file needed by
this test. This issue is related to [ruby-core:36168].
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_3@34594 b2dd03c8-39d4-4d8f-98ff-823fe69b080e