Bump django from 3.1.14 to 3.2.24 in /examples/cookbook (#1498)

Bumps [django](https://github.com/django/django) from 3.1.14 to 3.2.24.
- [Commits](django/django@3.1.14...3.2.24)

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

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examples/cookbook/requirements.txt

@@ -1,5 +1,5 @@
 graphene>=2.1,<3
 graphene-django>=2.1,<3
 graphql-core>=2.1,<3
-django==3.1.14
+django==3.2.24
 django-filter>=2