chore(deps): bump boto3 from 1.34.153 to 1.35.0 in /backend

Bumps [boto3](https://github.com/boto/boto3) from 1.34.153 to 1.35.0.
- [Release notes](https://github.com/boto/boto3/releases)
- [Commits](https://github.com/boto/boto3/compare/1.34.153...1.35.0)

---
updated-dependencies:
- dependency-name: boto3
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

backend/requirements.txt

@@ -23,7 +23,7 @@ bcrypt==4.1.3
 
 pymongo
 redis
-boto3==1.34.153
+boto3==1.35.0
 
 argon2-cffi==23.1.0
 APScheduler==3.10.4