Bumps [linkinator](https://github.com/JustinBeckwith/linkinator) from 2.2.2 to 2.4.0.
- [Release notes](https://github.com/JustinBeckwith/linkinator/releases)
- [Commits](https://github.com/JustinBeckwith/linkinator/compare/v2.2.2...v2.4.0

)

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