Update jinja2 requirement from <3.1 to <3.2

Updates the requirements on [jinja2](https://github.com/pallets/jinja) to permit the latest version.
- [Release notes](https://github.com/pallets/jinja/releases)
- [Changelog](https://github.com/pallets/jinja/blob/main/CHANGES.rst)
- [Commits](pallets/jinja@2.0rc1...3.1.2)

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

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

doc-source/requirements.txt

@@ -2,7 +2,7 @@ default-values>=0.6.0
 domdf-sphinx-theme>=0.3.0
 extras-require>=0.5.0
 html-section>=0.3.0
-jinja2<3.1
+jinja2<3.2
 pandas>=1.1.2
 pytest>=6.2.0
 pytest-regressions>=2.0.2