add async cluster redis stubs

[Polandia94]

There is an issue of missing stubs for async cluster on Redis:
#12925

On other hand there is a recommendation of remove redis(not before February 2025)
#10592

And a similar draft PR:
https://github.com/python/typeshed/pull/12988/files

The PR that added this TODOs don't left an explanation about:
https://github.com/python/typeshed/pull/9468/files

[github-actions]

Diff from mypy_primer, showing the effect of this PR on open source code:

cwltool (https://github.com/common-workflow-language/cwltool)
+ note: ... from here,
+ note: ... from here,
+ cwltool/utils.py:46: note: ... from here:

schema_salad (https://github.com/common-workflow-language/schema_salad)
+ note: ... from here,
+ note: ... from here,
+ schema_salad/metaschema.py:131: note: ... from here:

[srittau]

Thank you for your contribution. Unfortunately, we are removing redis from typeshed. Please direct any improvements to the type annotations of the redis package to https://github.com/redis/redis-py/