* test/openssl/test_ssl.rb: Don't ignore errors on listener threads,
  as much as possible.

* test/openssl/test_ssl_session.rb: Ditto.

* test/openssl/test_partial_record_read.rb: Ditto.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48232 b2dd03c8-39d4-4d8f-98ff-823fe69b080e