Bump django-admin-bootstrapped from 2.5.6 to 2.5.7
Bump django-admin-bootstrapped from 2.5.6 to 2.5.7

Bumps [django-admin-bootstrapped](https://github.com/django-admin-bootstrapped/django-admin-bootstrapped) from 2.5.6 to 2.5.7.
- [Release notes](https://github.com/django-admin-bootstrapped/django-admin-bootstrapped/releases)
- [Changelog](https://github.com/django-admin-bootstrapped/django-admin-bootstrapped/blob/master/CHANGELOG)
- [Commits](https://github.com/django-admin-bootstrapped/django-admin-bootstrapped/compare/2.5.6...2.5.7)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>
eugena/django-categorized-flatpages,eugena/django-categorized-flatpages