Bumps [stoplight](https://github.com/orgsync/stoplight) from 2.1.3 to 2.2.0.
- [Release notes](https://github.com/orgsync/stoplight/releases)
- [Changelog](https://github.com/orgsync/stoplight/blob/master/CHANGELOG.md)
- [Commits](https://github.com/orgsync/stoplight/compare/v2.1.3...v2.2.0

)

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