Bump github.com/redis/go-redis/v9 from 9.3.1 to 9.4.0

Bumps [github.com/redis/go-redis/v9](https://github.com/redis/go-redis) from 9.3.1 to 9.4.0.
- [Release notes](https://github.com/redis/go-redis/releases)
- [Changelog](https://github.com/redis/go-redis/blob/master/CHANGELOG.md)
- [Commits](https://github.com/redis/go-redis/compare/v9.3.1...v9.4.0

)

---
updated-dependencies:
- dependency-name: github.com/redis/go-redis/v9
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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