Update flake8-bandit requirement from ~=2.1 to ~=3.0
Updates the requirements on [flake8-bandit](https://github.com/tylerwince/flake8-bandit) to permit the latest version.
- [Release notes](https://github.com/tylerwince/flake8-bandit/releases)
- [Commits](https://github.com/tylerwince/flake8-bandit/compare/v2.1.0...v3.0.0)
---
updated-dependencies:
- dependency-name: flake8-bandit
dependency-type: direct:production
...
Signed-off-by: dependabot[bot] <support@github.com>