Bump jinja2 from 3.1.2 to 3.1.3 in /backend/requirements

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] <[email protected]>

Author: dependabot[bot]

backend/requirements/base.txt

@@ -26,7 +26,7 @@ inflection==0.5.1
 iniconfig==1.1.1
 itsdangerous==2.1.2
 itypes==1.2.0
-Jinja2==3.1.2
+Jinja2==3.1.3
 jsonschema==4.17.3
 MarkupSafe==2.1.1
 mypy-extensions==0.4.3