Bump flake8-debugger from 3.1.0 to 3.1.1 in /{{cookiecutter.app_name}}

Bumps [flake8-debugger](https://github.com/jbkahn/flake8-debugger) from 3.1.0 to 3.1.1.
- [Release notes](https://github.com/jbkahn/flake8-debugger/releases)
- [Commits](https://github.com/jbkahn/flake8-debugger/compare/3.1.0...3.1.1

)

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