Bump jinja2 from 3.1.4 to 3.1.6 in /src

Bumps [jinja2](https://github.com/pallets/jinja) from 3.1.4 to 3.1.6.
- [Release notes](https://github.com/pallets/jinja/releases)
- [Changelog](https://github.com/pallets/jinja/blob/main/CHANGES.rst)
- [Commits](pallets/jinja@3.1.4...3.1.6)

---
updated-dependencies:
- dependency-name: jinja2
  dependency-version: 3.1.6
  dependency-type: direct:production
...

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

Author: dependabot[bot]

src/requirements.txt

@@ -11,7 +11,7 @@ openai==1.54.0
 fastapi==0.115.0
 uvicorn[standard]==0.32.0
 websockets==13.1
-jinja2==3.1.4
+jinja2==3.1.6
 python-multipart==0.0.12
 orjson==3.10.7
 pydantic==2.9.2