pip: bump flake8 from 7.1.0 to 7.1.1 (#391)

Bumps [flake8](https://github.com/pycqa/flake8) from 7.1.0 to 7.1.1.

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

py-requirements.txt

@@ -1,6 +1,6 @@
 pytest==8.3.2
 pytest-html==4.1.1
 pytest-cov==5.0.0
-flake8==7.1.0
+flake8==7.1.1
 pyopenssl==24.2.1
 pefile==2023.2.7