Bump Newtonsoft.Json from 11.0.2 to 12.0.1 in /generators (#771)
Bump Newtonsoft.Json from 11.0.2 to 12.0.1 in /generators (#771)

Bumps [Newtonsoft.Json](https://github.com/JamesNK/Newtonsoft.Json) from 11.0.2 to 12.0.1.
- [Release notes](https://github.com/JamesNK/Newtonsoft.Json/releases)
- [Commits](https://github.com/JamesNK/Newtonsoft.Json/compare/11.0.2...12.0.1)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
ErikSchierboom/xcsharp,robkeim/xcsharp,ErikSchierboom/xcsharp,exercism/xcsharp,robkeim/xcsharp,exercism/xcsharp