Bump jinja2 from 3.1.4 to 3.1.6 in /src/nuclear/docs

Bumps [jinja2](https://github.com/pallets/jinja) from 3.1.4 to 3.1.6.
- [Release notes](https://github.com/pallets/jinja/releases)
- [Changelog](https://github.com/pallets/jinja/blob/main/CHANGES.rst)
- [Commits](pallets/jinja@3.1.4...3.1.6)

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

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

Author: dependabot[bot]

src/nuclear/docs/requirements.txt

@@ -1,4 +1,4 @@
 breathe==4.35.0
-jinja2==3.1.4
+jinja2==3.1.6
 Sphinx>=5.0.0
 sphinx_rtd_theme==1.0.0