Add raw Extensions to handshakelog

[burpheart]

Currently, the handshakelog in the zcrypto does not maintain an raw Extensions. This can lead to inconsistent results when generating JA3S fingerprints, as the order of Extensions can vary.
If handshakelog can maintain an raw Extensions. This would not only ensure consistent results when generating JA3S fingerprints, but also provide a strong feature for fingerprinting, as the order of Extensions is significant.