Bump the npm-dependencies group with 1 update

Bumps the npm-dependencies group with 1 update: [linkinator](https://github.com/JustinBeckwith/linkinator).

- [Release notes](https://github.com/JustinBeckwith/linkinator/releases)
- [Commits](JustinBeckwith/linkinator@v5.0.2...v6.0.0)

---
updated-dependencies:
- dependency-name: linkinator
  dependency-type: direct:development
  update-type: version-update:semver-major
  dependency-group: npm-dependencies
...

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