⬆️ Bump @octokit/rest from 18.0.8 to 18.0.9

Bumps [@octokit/rest](https://github.com/octokit/rest.js) from 18.0.8 to 18.0.9.
- [Release notes](https://github.com/octokit/rest.js/releases)
- [Commits](octokit/rest.js@v18.0.8...v18.0.9)

Signed-off-by: dependabot[bot] <support@github.com>