chore(deps): Bump undici from 6.23.0 to 6.24.1 in /.github/actions/auth

Bumps [undici](https://github.com/nodejs/undici) from 6.23.0 to 6.24.1.
- [Release notes](https://github.com/nodejs/undici/releases)
- [Commits](nodejs/undici@v6.23.0...v6.24.1)

---
updated-dependencies:
- dependency-name: undici
  dependency-version: 6.24.1
  dependency-type: indirect
...

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

Author: dependabot[bot]