chore(deps-dev): bump org.mockito:mockito-core from 5.19.0 to 5.20.0 (#6541)

Bumps [org.mockito:mockito-core](https://github.com/mockito/mockito) from 5.19.0 to 5.20.0.
- [Release notes](https://github.com/mockito/mockito/releases)
- [Commits](https://github.com/mockito/mockito/compare/v5.19.0...v5.20.0)

---
updated-dependencies:
- dependency-name: org.mockito:mockito-core
  dependency-version: 5.20.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Oleksandr Klymenko <alexanderklmn@gmail.com>