Bumps [diffy](https://github.com/samg/diffy) from 3.3.0 to 3.4.2.
- [Release notes](https://github.com/samg/diffy/releases)
- [Changelog](https://github.com/samg/diffy/blob/main/CHANGELOG)
- [Commits](https://github.com/samg/diffy/commits)

---
updated-dependencies:
- dependency-name: diffy
  dependency-type: direct:development
...

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