Bump undici and release-it

Bumps [undici](https://github.com/nodejs/undici) to 7.29.0 and updates ancestor dependency [release-it](https://github.com/release-it/release-it). These dependencies need to be updated together.


Updates `undici` from 7.24.5 to 7.29.0
- [Release notes](https://github.com/nodejs/undici/releases)
- [Commits](nodejs/undici@v7.24.5...v7.29.0)

Updates `release-it` from 20.0.1 to 21.0.1
- [Release notes](https://github.com/release-it/release-it/releases)
- [Changelog](https://github.com/release-it/release-it/blob/main/CHANGELOG.md)
- [Commits](release-it/release-it@20.0.1...21.0.1)

---
updated-dependencies:
- dependency-name: undici
  dependency-version: 7.29.0
  dependency-type: indirect
- dependency-name: release-it
  dependency-version: 21.0.1
  dependency-type: direct:development
...

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

Author: dependabot[bot]