Bump tornado from 6.3.3 to 6.4.1 in /requirements (#347)

Bumps [tornado](https://github.com/tornadoweb/tornado) from 6.3.3 to 6.4.1.
- [Changelog](https://github.com/tornadoweb/tornado/blob/master/docs/releases.rst)
- [Commits](tornadoweb/tornado@v6.3.3...v6.4.1)

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

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

requirements/requirements-macOS-latest-3.9.txt

@@ -213,7 +213,7 @@ toposort==1.10
     # via symfit
 torch==2.0.1
     # via pyhdx (pyproject.toml)
-tornado==6.3.3
+tornado==6.4.1
     # via
     #   bokeh
     #   distributed

requirements/requirements-ubuntu-latest-3.9.txt

@@ -246,7 +246,7 @@ torch==2.0.1
     # via
     #   pyhdx (pyproject.toml)
     #   triton
-tornado==6.3.3
+tornado==6.4.1
     # via
     #   bokeh
     #   distributed

requirements/requirements-windows-latest-3.9.txt

@@ -217,7 +217,7 @@ toposort==1.10
     # via symfit
 torch==2.0.1
     # via pyhdx (pyproject.toml)
-tornado==6.3.3
+tornado==6.4.1
     # via
     #   bokeh
     #   distributed