Bump redis from 6.2.0 to 6.4.0 (#62)

Bumps [redis](https://github.com/redis/redis-py) from 6.2.0 to 6.4.0.
- [Release notes](https://github.com/redis/redis-py/releases)
- [Changelog](https://github.com/redis/redis-py/blob/master/CHANGES)
- [Commits](redis/redis-py@v6.2.0...v6.4.0)

---
updated-dependencies:
- dependency-name: redis
  dependency-version: 6.4.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

requirements.txt

@@ -2,6 +2,6 @@ kurigram==2.2.9
 captcha==0.7.1
 APScheduler==3.11.0
 tgcrypto==1.2.5
-redis==6.2.0
+redis==6.4.0
 pillow==11.3.0
 zhconv==1.4.3