chore(deps): bump jinja2 from 3.1.2 to 3.1.3 in /backend (#330)

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: indirect
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Charles Perier <82757576+perierc@users.noreply.github.com>