Adapt Time#zone spec to deal with differences of TZ validation on Windows
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59113 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Adapt Time#zone spec to deal with differences of TZ validation on Windows
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59113 b2dd03c8-39d4-4d8f-98ff-823fe69b080e