build(deps-dev): Bump rector/rector from 2.3.9 to 2.4.0 in /vendor-bin/rector in the dependencies group (#1203)

Bumps the dependencies group in /vendor-bin/rector with 1 update: [rector/rector](https://github.com/rectorphp/rector).


Updates `rector/rector` from 2.3.9 to 2.4.0
- [Release notes](https://github.com/rectorphp/rector/releases)
- [Commits](rectorphp/rector@2.3.9...2.4.0)

---
updated-dependencies:
- dependency-name: rector/rector
  dependency-version: 2.4.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: dependencies
...

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Author: dependabot[bot]