Bump requests from 2.32.0 to 2.32.4 in /cloud_functions

Bumps [requests](https://github.com/psf/requests) from 2.32.0 to 2.32.4.
- [Release notes](https://github.com/psf/requests/releases)
- [Changelog](https://github.com/psf/requests/blob/main/HISTORY.md)
- [Commits](psf/requests@v2.32.0...v2.32.4)

---
updated-dependencies:
- dependency-name: requests
  dependency-version: 2.32.4
  dependency-type: direct:production
...

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

Author: dependabot[bot]

cloud_functions/requirements.txt

@@ -1,4 +1,4 @@
 firebase-admin==3.0.0
-requests==2.32.0
+requests==2.32.4
 google-cloud-kms==1.2.1
 flask-cors==3.0.9