[ruby/openssl] ssl: enable generating keying material from SSL sessions
Add OpenSSL::SSL::SSLSocket#export_keying_material to support RFC 5705
https://github.com/ruby/openssl/commit/65530b887e
[ruby/openssl] ssl: enable generating keying material from SSL sessions
Add OpenSSL::SSL::SSLSocket#export_keying_material to support RFC 5705
https://github.com/ruby/openssl/commit/65530b887e