test/test_unicode_normalize.rb: don't set default encodings globally
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48090 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
test/test_unicode_normalize.rb: don't set default encodings globally
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48090 b2dd03c8-39d4-4d8f-98ff-823fe69b080e