Bump django-weasyprint from 2.3.1 to 2.4.0 in /src/requirements

Bumps [django-weasyprint](https://github.com/fdemmer/django-weasyprint) from 2.3.1 to 2.4.0.
- [Release notes](https://github.com/fdemmer/django-weasyprint/releases)
- [Changelog](https://github.com/fdemmer/django-weasyprint/blob/main/CHANGELOG.md)
- [Commits](fdemmer/django-weasyprint@v2.3.1...v2.4.0)

---
updated-dependencies:
- dependency-name: django-weasyprint
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

src/requirements/production.txt

@@ -41,5 +41,5 @@ Pillow==11.1.0
 
 numpy==2.2.3
 
-django-weasyprint==2.3.1
+django-weasyprint==2.4.0
 weasyprint==64.0