chore(deps): bump @stoplight/spectral-rulesets from 1.19.1 to 1.20.2 (#…

…885)

Bumps [@stoplight/spectral-rulesets](https://github.com/stoplightio/spectral) from 1.19.1 to 1.20.2.
- [Release notes](https://github.com/stoplightio/spectral/releases)
- [Changelog](https://github.com/stoplightio/spectral/blob/develop/CHANGELOG.md)
- [Commits](https://github.com/stoplightio/spectral/compare/@stoplight/spectral-rulesets-1.19.1...@stoplight/spectral-rulesets-1.20.2)

---
updated-dependencies:
- dependency-name: "@stoplight/spectral-rulesets"
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>