Currently only setting `--styleCheck:hint` as there are some dependency fixes required and the compiler seems to trip over the findnode MessageKind, findnode Message field and the findNode proc. Also over protocol.Protocol usage.
* Build fuzzing tests in CI and fix current fuzzing tests * Build fuzzing tests separately (fix Windows CI)
* Use Address in HandshakeKey * Refactor + comments + dcli use queryRandom * Rename types.nim to messages.nim