* bootstraptest/test_thread.rb: get rid of "invalid nest" error in
  ruby-mode.el.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@38670 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* bootstraptest/test_thread.rb: get rid of confusing ruby-mode.el
  indent.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@38671 b2dd03c8-39d4-4d8f-98ff-823fe69b080e