Bump sinon from 7.3.0 to 7.3.1

Bumps [sinon](https://github.com/sinonjs/sinon) from 7.3.0 to 7.3.1.
- [Release notes](https://github.com/sinonjs/sinon/releases)
- [Changelog](https://github.com/sinonjs/sinon/blob/master/CHANGELOG.md)
- [Commits](https://github.com/sinonjs/sinon/commits/v7.3.1

)

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