Bump requests from 2.27.1 to 2.28.0

Bumps [requests](https://github.com/psf/requests) from 2.27.1 to 2.28.0.
- [Release notes](https://github.com/psf/requests/releases)
- [Changelog](https://github.com/psf/requests/blob/main/HISTORY.md)
- [Commits](https://github.com/psf/requests/compare/v2.27.1...v2.28.0)

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

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

requirements.txt

@@ -10,7 +10,7 @@ SQLAlchemy==1.4.37
 python-telegram-bot==13.12
 arrow==1.2.2
 cachetools==4.2.2
-requests==2.27.1
+requests==2.28.0
 urllib3==1.26.9
 jsonschema==4.6.0
 TA-Lib==0.4.24