Bump release-it from 15.4.2 to 15.6.0

Bumps [release-it](https://github.com/release-it/release-it) from 15.4.2 to 15.6.0.
- [Release notes](https://github.com/release-it/release-it/releases)
- [Changelog](https://github.com/release-it/release-it/blob/master/CHANGELOG.md)
- [Commits](release-it/release-it@15.4.2...15.6.0)

---
updated-dependencies:
- dependency-name: release-it
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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