Bump pipreqs from 0.4.11 to 0.4.12

Bumps [pipreqs](https://github.com/bndr/pipreqs) from 0.4.11 to 0.4.12.
- [Release notes](https://github.com/bndr/pipreqs/releases)
- [Changelog](https://github.com/bndr/pipreqs/blob/master/HISTORY.rst)
- [Commits](bndr/pipreqs@v0.4.11...v0.4.12)

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

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