Update django-debug-toolbar requirement from <3.6,>=3.2 to >=3.2,<3.9

Updates the requirements on [django-debug-toolbar](https://github.com/jazzband/django-debug-toolbar) to permit the latest version.
- [Release notes](https://github.com/jazzband/django-debug-toolbar/releases)
- [Changelog](https://github.com/jazzband/django-debug-toolbar/blob/main/docs/changes.rst)
- [Commits](django-commons/django-debug-toolbar@3.2...3.8.1)

---
updated-dependencies:
- dependency-name: django-debug-toolbar
  dependency-type: direct:production
...

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

requirements.txt

@@ -1,5 +1,5 @@
 # Development
-django-debug-toolbar>=3.2,<3.6
+django-debug-toolbar>=3.2,<3.9
 django-extensions>=3.1,<3.2
 flake8>=3.9,<4.1
 isort>=5.9,<5.11