* lib/net/http/exceptions.rb: revert a part of r63590. to deprecate
Net::ProtoServerError seems to be wrong.
see [ruby-core:87488] [Feature#14688]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63661 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
When you change this to true, you may need to add more tests.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53141 b2dd03c8-39d4-4d8f-98ff-823fe69b080e