Build(deps): Bump redis from 5.1.0 to 5.1.1 (#425)

Bumps [redis](https://github.com/redis/redis-py) from 5.1.0 to 5.1.1.
- [Release notes](https://github.com/redis/redis-py/releases)
- [Changelog](https://github.com/redis/redis-py/blob/master/CHANGES)
- [Commits](redis/redis-py@v5.1.0...v5.1.1)

---
updated-dependencies:
- dependency-name: redis
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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