Bump redis from 4.6.0 to 5.0.0 (#28)

Bumps [redis](https://github.com/redis/redis-py) from 4.6.0 to 5.0.0.
- [Release notes](https://github.com/redis/redis-py/releases)
- [Changelog](https://github.com/redis/redis-py/blob/master/CHANGES)
- [Commits](redis/redis-py@v4.6.0...v5.0.0)

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

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

requirements/requirements-test-optional.txt

@@ -1,4 +1,4 @@
 numpy==1.25.2
 pymongo==4.5.0; implementation_name=='cpython'
-redis==4.6.0
+redis==5.0.0
 zarr==2.16.1; platform_system!='Windows'