Bump flake8 from 6.1.0 to 7.0.0 (#198)

Bumps [flake8](https://github.com/pycqa/flake8) from 6.1.0 to 7.0.0.
- [Commits](PyCQA/flake8@6.1.0...7.0.0)

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

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

pyproject.toml

@@ -47,7 +47,7 @@ classifiers = [
 develop = [
   "black==23.12.1",
   "coverage==7.4.0",
-  'flake8==6.1.0',
+  'flake8==7.0.0',
   "flake8-pyproject==1.2.3",
   "gitlint-core==0.19.1",
   'isort==5.13.2',