Bump Java-WebSocket from 1.3.4 to 1.5.0 in /simulator
Bump Java-WebSocket from 1.3.4 to 1.5.0 in /simulator

Bumps [Java-WebSocket](https://github.com/TooTallNate/Java-WebSocket) from 1.3.4 to 1.5.0.
- [Release notes](https://github.com/TooTallNate/Java-WebSocket/releases)
- [Changelog](https://github.com/TooTallNate/Java-WebSocket/blob/master/CHANGELOG.md)
- [Commits](https://github.com/TooTallNate/Java-WebSocket/compare/Java-WebSocket-1.3.4...v1.5.0)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>
arthurdeschamps/kapua-iot-gateway-simulation,arthurdeschamps/kapua-iot-gateway-simulation,arthurdeschamps/kapua-iot-gateway-simulation,arthurdeschamps/kapua-iot-gateway-simulation,arthurdeschamps/kapua-iot-gateway-simulation,arthurdeschamps/kapua-iot-gateway-simulation