Bump NodaTime.Testing from 2.4.6 to 2.4.7
Bump NodaTime.Testing from 2.4.6 to 2.4.7

Bumps [NodaTime.Testing](https://github.com/nodatime/nodatime) from 2.4.6 to 2.4.7.
- [Release notes](https://github.com/nodatime/nodatime/releases)
- [Changelog](https://github.com/nodatime/nodatime/blob/master/NodaTime%20Release.snk)
- [Commits](https://github.com/nodatime/nodatime/compare/2.4.6...2.4.7)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
martincostello/api,martincostello/api,martincostello/api