Bump redis from 3.5.2 to 4.4.4 (#2275)

Bumps [redis](https://github.com/redis/redis-py) from 3.5.2 to 4.4.4.
- [Release notes](https://github.com/redis/redis-py/releases)
- [Changelog](https://github.com/redis/redis-py/blob/master/CHANGES)
- [Commits](https://github.com/redis/redis-py/compare/3.5.2...v4.4.4)

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

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Kevin Chung <kchung@ctfd.io>

requirements.in

@@ -15,7 +15,7 @@ PyMySQL==0.9.3
 gunicorn==20.1.0
 dataset==1.3.1
 cmarkgfm==2022.10.27
-redis==3.5.2
+redis==4.4.4
 gevent==22.10.2
 python-dotenv==0.13.0
 flask-restx==0.5.1

requirements.txt

@@ -10,6 +10,8 @@ alembic==1.4.3
     #   flask-migrate
 aniso8601==8.0.0
     # via flask-restx
+async-timeout==4.0.2
+    # via redis
 attrs==20.3.0
     # via jsonschema
 bcrypt==4.0.1
@@ -126,7 +128,7 @@ python-geoacumen-city==2023.1.15
     # via -r requirements.in
 pytz==2020.4
     # via flask-restx
-redis==3.5.2
+redis==4.4.4
     # via -r requirements.in
 requests==2.28.1
     # via -r requirements.in