build(deps): bump tornado from 6.4 to 6.4.1 in /analytics

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]>

Author: dependabot[bot]

analytics/requirements.txt

@@ -111,7 +111,7 @@ sphinxcontrib-serializinghtml==1.1.10
 SQLAlchemy==2.0.29
 stack-data==0.6.3
 tabulate==0.9.0
-tornado==6.4
+tornado==6.4.1
 tqdm==4.66.2
 traitlets==5.14.2
 typing_extensions==4.11.0