Bump mockito-core from 2.12.0 to 2.28.2 (#31)
Bump mockito-core from 2.12.0 to 2.28.2 (#31)

Bumps [mockito-core](https://github.com/mockito/mockito) from 2.12.0 to 2.28.2.
- [Release notes](https://github.com/mockito/mockito/releases)
- [Commits](https://github.com/mockito/mockito/compare/v2.12.0...v2.28.2)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
akarnokd/RxJava2Interop