Bump Xunit from 2.3.1 to 2.4.0
Bump Xunit from 2.3.1 to 2.4.0

Bumps [Xunit](https://github.com/xunit/xunit) from 2.3.1 to 2.4.0.
- [Release notes](https://github.com/xunit/xunit/releases)
- [Commits](https://github.com/xunit/xunit/commits)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
SimonCropp/Newtonsoft.Json.Encryption