deps: bump @primer/octicons-react in the dependency-updates group

Bumps the dependency-updates group with 1 update: [@primer/octicons-react](https://github.com/primer/octicons).


Updates `@primer/octicons-react` from 19.11.0 to 19.12.0
- [Release notes](https://github.com/primer/octicons/releases)
- [Changelog](https://github.com/primer/octicons/blob/main/CHANGELOG.md)
- [Commits](primer/octicons@v19.11.0...v19.12.0)

---
updated-dependencies:
- dependency-name: "@primer/octicons-react"
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: dependency-updates
...

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