test_exception.rb: fix commit miss
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53822 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
test_exception.rb: fix commit miss
commit miss at r53819.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53822 b2dd03c8-39d4-4d8f-98ff-823fe69b080e