Bumps [peter-evans/slash-command-dispatch](https://github.com/peter-evans/slash-command-dispatch) from 3 to 4.
- [Release notes](https://github.com/peter-evans/slash-command-dispatch/releases)
- [Commits](https://github.com/peter-evans/slash-command-dispatch/compare/v3...v4

)

---
updated-dependencies:
- dependency-name: peter-evans/slash-command-dispatch
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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