Bump @octokit/request-error

Bumps  and [@octokit/request-error](https://github.com/octokit/request-error.js). These dependencies needed to be updated together.

Updates `@octokit/request-error` from 5.1.0 to 5.1.1
- [Release notes](https://github.com/octokit/request-error.js/releases)
- [Commits](octokit/request-error.js@v5.1.0...v5.1.1)

Updates `@octokit/request-error` from 6.1.6 to 6.1.8
- [Release notes](https://github.com/octokit/request-error.js/releases)
- [Commits](octokit/request-error.js@v5.1.0...v5.1.1)

---
updated-dependencies:
- dependency-name: "@octokit/request-error"
  dependency-version: 5.1.1
  dependency-type: indirect
- dependency-name: "@octokit/request-error"
  dependency-version: 6.1.8
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]