Bump django from 3.1.7 to 3.2
Bumps [django](https://github.com/django/django) from 3.1.7 to 3.2.
- [Release notes](https://github.com/django/django/releases)
- [Commits](https://github.com/django/django/compare/3.1.7...3.2)
Signed-off-by: dependabot[bot] <support@github.com>