Bump flake8-pie from 0.5.0 to 0.15.0 (#1879)

Bump flake8-pie from 0.5.0 to 0.15.0 (#1879)

* Bump flake8-pie from 0.5.0 to 0.15.0

Bumps [flake8-pie](https://github.com/sbdchd/flake8-pie) from 0.5.0 to 0.15.0.
- [Release notes](https://github.com/sbdchd/flake8-pie/releases)
- [Commits](https://github.com/sbdchd/flake8-pie/commits)

---
updated-dependencies:
- dependency-name: flake8-pie
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
* Don't use PIE on 3.6

* Adhere or ignore new rules

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Tom Christie <tom@tomchristie.com>
Co-authored-by: Florimond Manca <florimond.manca@protonmail.com>