Bump jinja2 from 3.1.2 to 3.1.3 in /requirements/py3.9

Bumps [jinja2](https://github.com/pallets/jinja) from 3.1.2 to 3.1.3.
- [Release notes](https://github.com/pallets/jinja/releases)
- [Changelog](https://github.com/pallets/jinja/blob/main/CHANGES.rst)
- [Commits](pallets/jinja@3.1.2...3.1.3)

---
updated-dependencies:
- dependency-name: jinja2
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

requirements/py3.9/docs.txt

@@ -26,7 +26,7 @@ imagesize==1.4.1
     # via sphinx
 importlib-metadata==7.0.0
     # via sphinx
-jinja2==3.1.2
+jinja2==3.1.3
     # via sphinx
 lxml==4.5.2
     # via sphinx-material-saltstack