Update redis requirement from ~> 4.0 to ~> 5.0 (#9)
Update redis requirement from ~> 4.0 to ~> 5.0 (#9)

Updates the requirements on [redis](https://github.com/redis/redis-rb) to permit the latest version.
- [Release notes](https://github.com/redis/redis-rb/releases)
- [Changelog](https://github.com/redis/redis-rb/blob/master/CHANGELOG.md)
- [Commits](https://github.com/redis/redis-rb/compare/v4.0.0...v5.0.1)

---
updated-dependencies:
- dependency-name: redis
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>
Co-authored-by: dependabot[bot] <1c358da00a777d4e9898c1280ab801e2df165188@users.noreply.github.com>
sorentwo/flippant-rb,sorentwo/flippant-rb