chore(deps): bump @octokit/request in /.github/actions/assigner

Bumps [@octokit/request](https://github.com/octokit/request.js) from 8.4.0 to 8.4.1.
- [Release notes](https://github.com/octokit/request.js/releases)
- [Commits](octokit/request.js@v8.4.0...v8.4.1)

---
updated-dependencies:
- dependency-name: "@octokit/request"
  dependency-type: indirect
...

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