Log Message: net/py-magic-wormhole-transit-relay: Update to 0.4.0 Upstream NEWS is lacking: https://github.com/magic-wormhole/magic-wormhole-transit-relay/issues/44 but contains: * drop Python 2, Python 3.5 and 3.6 support * add Python 3.9, 3.10, 3.11 and 3.12 to CI * update versioneer to 0.29