Bump @octokit/rest from 18.9.1 to 18.10.0 (microsoft#1131)

Bumps [@octokit/rest](https://github.com/octokit/rest.js) from 18.9.1 to 18.10.0.
- [Release notes](https://github.com/octokit/rest.js/releases)
- [Commits](octokit/rest.js@v18.9.1...v18.10.0)

---
updated-dependencies:
- dependency-name: "@octokit/rest"
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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Author: dependabot[bot]