Bump requests in /examples/reservations-bot-demo/cloud_function

Bumps [requests](https://github.com/psf/requests) from 2.24.0 to 2.31.0.
- [Release notes](https://github.com/psf/requests/releases)
- [Changelog](https://github.com/psf/requests/blob/main/HISTORY.md)
- [Commits](psf/requests@v2.24.0...v2.31.0)

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

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

examples/reservations-bot-demo/cloud_function/requirements.txt

@@ -10,7 +10,7 @@ protobuf==3.18.3
 pycparser==2.20
 pydantic==1.6.2
 PyJWT==2.4.0
-requests==2.24.0
+requests==2.31.0
 urllib3==1.26.5
 yandexcloud==0.48.0
 ydb==0.0.41