Bump github.com/rs/cors from 1.7.0 to 1.8.0 (#348)

Bumps [github.com/rs/cors](https://github.com/rs/cors) from 1.7.0 to 1.8.0.
- [Release notes](https://github.com/rs/cors/releases)
- [Commits](https://github.com/rs/cors/compare/v1.7.0...v1.8.0

)

---
updated-dependencies:
- dependency-name: github.com/rs/cors
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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