chore(deps): bump python-jose

Bumps the pip group with 1 update in the /backend directory: [python-jose](https://github.com/mpdavis/python-jose).


Updates `python-jose` from 3.3.0 to 3.4.0
- [Release notes](https://github.com/mpdavis/python-jose/releases)
- [Changelog](https://github.com/mpdavis/python-jose/blob/master/CHANGELOG.md)
- [Commits](https://github.com/mpdavis/python-jose/compare/3.3.0...3.4.0)

---
updated-dependencies:
- dependency-name: python-jose
  dependency-version: 3.4.0
  dependency-type: direct:production
  dependency-group: pip
...

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

backend/requirements.txt

@@ -11,7 +11,7 @@ psycopg2-binary==2.9.11
 asyncpg==0.31.0
 
 # Authentication
-python-jose[cryptography]==3.3.0
+python-jose[cryptography]==3.4.0
 bcrypt==4.3.0
 python-multipart==0.0.22  # Updated: Fixed multiple vulnerabilities (was 0.0.6)
 authlib==1.6.9  # Updated: Fixed OIDC hash binding, JWE RSA1_5 padding oracle, alg:none bypass, JWK header injection (was 1.6.6)