Fixed

• JA4SSH (mode of TCP payload length): Handle collisions, resolve nondeterminism (#51).
• JA4L: Fix a panic that only reproduced in dev mode (#51).
• Fix processing of GRE tunneling traffic (#51).
• Skip packets with "icmpv6" layer (#51).

Changed

• ja4: Improve debug logging.
• ja4x: Provide more context in the error message (#52).