Bump redis from 4.5.1 to 4.5.3 in /requirements (#904)

Bumps [redis](https://github.com/redis/redis-py) from 4.5.1 to 4.5.3.
- [Release notes](https://github.com/redis/redis-py/releases)
- [Changelog](https://github.com/redis/redis-py/blob/master/CHANGES)
- [Commits](redis/redis-py@v4.5.1...v4.5.3)

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

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

requirements/requirements-test-optional.txt

@@ -2,7 +2,7 @@ h5py==3.8.0; implementation_name=='cpython'
 numpy==1.24.2
 pandas==1.5.3; implementation_name=='cpython'
 pymongo==4.3.3; implementation_name=='cpython'
-redis==4.5.1
+redis==4.5.3
 ruamel.yaml==0.17.21
 tables==3.8.0; implementation_name=='cpython'
 zarr==2.14.2; platform_system!='Windows'