[ruby/cgi] Check cookie name/path/domain characters
https://hackerone.com/reports/1204977
https://github.com/ruby/cgi/commit/30107a4797
[ruby/cgi] Check cookie name/path/domain characters
https://hackerone.com/reports/1204977
https://github.com/ruby/cgi/commit/30107a4797