Bump tornado from 6.4 to 6.4.1 in /src/python

Bumps [tornado](https://github.com/tornadoweb/tornado) from 6.4 to 6.4.1.
- [Changelog](https://github.com/tornadoweb/tornado/blob/master/docs/releases.rst)
- [Commits](tornadoweb/tornado@v6.4.0...v6.4.1)

---
updated-dependencies:
- dependency-name: tornado
  dependency-type: direct:production
...

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

src/python/requirements.txt

@@ -87,7 +87,7 @@ sympy==1.12
 threadpoolctl==3.4.0
 tokenizers==0.19.1
 torch==2.3.0
-tornado==6.4
+tornado==6.4.1
 tqdm==4.66.2
 traitlets==5.14.3
 transformers==4.40.1