Bump pitest-maven from 1.6.8 to 1.6.9 (#2308)
Bump pitest-maven from 1.6.8 to 1.6.9 (#2308)

Bumps [pitest-maven](https://github.com/hcoles/pitest) from 1.6.8 to 1.6.9.
- [Release notes](https://github.com/hcoles/pitest/releases)
- [Commits](https://github.com/hcoles/pitest/compare/pitest-parent-1.6.8...1.6.9)

---
updated-dependencies:
- dependency-name: org.pitest:pitest-maven
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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Co-authored-by: dependabot[bot] <1c358da00a777d4e9898c1280ab801e2df165188@users.noreply.github.com>
assertj/assertj-core,hazendaz/assertj-core,assertj/assertj-core,hazendaz/assertj-core