Bump octokit from 4.18.0 to 4.21.0 in /src/supermarket/engines/fieri
Bump octokit from 4.18.0 to 4.21.0 in /src/supermarket/engines/fieri

Bumps [octokit](https://github.com/octokit/octokit.rb) from 4.18.0 to 4.21.0.
- [Release notes](https://github.com/octokit/octokit.rb/releases)
- [Changelog](https://github.com/octokit/octokit.rb/blob/4-stable/RELEASE.md)
- [Commits](https://github.com/octokit/octokit.rb/compare/v4.18.0...v4.21.0)

---
updated-dependencies:
- dependency-name: octokit
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>
chef/supermarket,chef/supermarket,chef/supermarket,chef/supermarket,chef/supermarket