Build(deps): bump tornado from 6.4.2 to 6.5 in /frameworks/Python/bottle

Bumps [tornado](https://github.com/tornadoweb/tornado) from 6.4.2 to 6.5.
- [Changelog](https://github.com/tornadoweb/tornado/blob/master/docs/releases.rst)
- [Commits](https://github.com/tornadoweb/tornado/compare/v6.4.2...v6.5.0)

---
updated-dependencies:
- dependency-name: tornado
  dependency-version: '6.5'
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

frameworks/Python/bottle/requirements-pypy.txt

@@ -3,4 +3,4 @@ bottle-sqlalchemy==0.4.3
 gunicorn==23.0.0
 PyMySQL==0.8.0
 SQLAlchemy==1.3.0
-tornado==6.4.2
+tornado==6.5