fix(deps): bump pydantic-settings from 2.4.0 to 2.7.1

Bumps [pydantic-settings](https://github.com/pydantic/pydantic-settings) from 2.4.0 to 2.7.1.
- [Release notes](https://github.com/pydantic/pydantic-settings/releases)
- [Commits](pydantic/pydantic-settings@v2.4.0...v2.7.1)

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

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

requirements.txt

@@ -7,6 +7,6 @@ jinja2==3.1.5
 mypy==1.10.0
 pony==0.7.19
 psycopg2-binary
-pydantic-settings==2.4.0
+pydantic-settings==2.7.1
 uvicorn==0.30.6
 validators==0.34.0