Bump tornado from 6.3.3 to 6.4.1

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] <[email protected]>

requirements.txt

@@ -168,7 +168,7 @@ strict-rfc3339==0.7
 suds-jurko==0.6
 timeago==1.0.10
 tomli==2.0.1
-tornado==6.3.3
+tornado==6.4.1
 typing_extensions==4.9.0
 tzdata==2022.7
 tzlocal==4.2