Bump redis from 4.2.2 to 4.4.0

Bumps [redis](https://github.com/redis/redis-py) from 4.2.2 to 4.4.0.
- [Release notes](https://github.com/redis/redis-py/releases)
- [Changelog](https://github.com/redis/redis-py/blob/master/CHANGES)
- [Commits](redis/redis-py@v4.2.2...v4.4.0)

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

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

Author: dependabot[bot]

requirements.txt

@@ -21,7 +21,7 @@ packaging==21.3; python_version >= "3.6"
 pymysql==1.0.2; python_version >= "3.6"
 pyparsing==3.0.8; python_full_version >= "3.6.8" and python_version >= "3.6"
 python-dotenv==0.20.0; python_version >= "3.5"
-redis==4.2.2; python_version >= "3.6"
+redis==4.4.0; python_version >= "3.6"
 sqlalchemy==1.4.35; python_version >= "2.7" and python_full_version < "3.0.0" or python_full_version >= "3.6.0"
 webassets==2.0
 werkzeug==2.1.1; python_version >= "3.7" and python_full_version < "3.0.0" or python_full_version >= "3.4.0" and python_version >= "3.7"