Bump tornado from 6.4 to 6.4.1 (#8)

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] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

requirements.txt

@@ -53,7 +53,7 @@ seaborn==0.13.0
 six==1.16.0
 stack-data==0.6.3
 tenacity==8.2.3
-tornado==6.4
+tornado==6.4.1
 traitlets==5.14.0
 tzdata==2023.3
 urllib3==2.2.2