Bump @mercuriusjs/federation from 3.0.0 to 4.0.0

Bumps [@mercuriusjs/federation](https://github.com/mercurius-js/mercurius-federation) from 3.0.0 to 4.0.0.
- [Release notes](https://github.com/mercurius-js/mercurius-federation/releases)
- [Commits](https://github.com/mercurius-js/mercurius-federation/commits)

---
updated-dependencies:
- dependency-name: "@mercuriusjs/federation"
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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