Bump flake8 from 6.0.0 to 7.1.1

Bumps [flake8](https://github.com/pycqa/flake8) from 6.0.0 to 7.1.1.
- [Commits](PyCQA/flake8@6.0.0...7.1.1)

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

Signed-off-by: dependabot[bot] <[email protected]>

setup.py

@@ -20,7 +20,7 @@ def find_version(*file_paths):
 
 extras_require = {
     'linter': [
-        "flake8==6.0.0",
+        "flake8==7.1.1",
         "isort>=4.2.15,<5.10.2",
     ],
     'dev': [