build(deps-dev): update flake8 requirement from <8,>=5.0.4 to >=7.3.0,<8 (#108)

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

Author: dependabot[bot]

requirements/dev-tools.txt

@@ -1,3 +1,3 @@
 black
-flake8>=5.0.4, <8;
+flake8>=7.3.0, <8;
 mypy>=1.19.1, <2