Bump redis from 5.0.8 to 5.1.0 (#1673)

* Bump redis from 5.0.8 to 5.1.0

Bumps [redis](https://github.com/redis/redis-py) from 5.0.8 to 5.1.0.
- [Release notes](https://github.com/redis/redis-py/releases)
- [Changelog](https://github.com/redis/redis-py/blob/master/CHANGES)
- [Commits](redis/redis-py@v5.0.8...v5.1.0)

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

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

* fix test

---------

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Denis Cornehl <denis@cornehl.org>

tests/test_helpers.py

@@ -4,7 +4,7 @@
 
 
 def test_get_sender(redis_clean_up, members):
-    assert redis_storage.smembers(REDIS_KEY_SEND_FEEDBACK) == set()
+    assert redis_storage.smembers(REDIS_KEY_SEND_FEEDBACK) == []
 
     sender = get_sender(members)
 
@@ -100,8 +100,9 @@ def test_get_all_members_if_feedback_members_not_set(slack_api_call_mock):
 
 def test_filter_according_to_feedback_members_variable(slack_api_call_mock):
     import stanley
+
     original_value = stanley.helpers.FEEDBACK_MEMBERS
-    stanley.helpers.FEEDBACK_MEMBERS = 'anne,ayyoub.maknassa'
+    stanley.helpers.FEEDBACK_MEMBERS = "anne,ayyoub.maknassa"
 
     filtered_members = get_filtered_member()