Bump jinja2 from 3.1.3 to 3.1.4 in /docs

Bumps [jinja2](https://github.com/pallets/jinja) from 3.1.3 to 3.1.4.
- [Release notes](https://github.com/pallets/jinja/releases)
- [Changelog](https://github.com/pallets/jinja/blob/main/CHANGES.rst)
- [Commits](pallets/jinja@3.1.3...3.1.4)

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

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

docs/requirements.txt

@@ -1,6 +1,6 @@
 docutils==0.19
 sphinx==6.1.3
-Jinja2==3.1.3
+Jinja2==3.1.4
 sphinxcontrib.bibtex==2.5.0
 sphinxcontrib.mermaid==0.8.1
 sphinx-rtd-theme==0.4.3