Merge pull request #145 from napse-invest/dependabot/pip/backend/requ…

…irements/dev/flake8-7.0.0

build(deps-dev): bump flake8 from 6.1.0 to 7.0.0 in /backend/requirements

backend/requirements/development.txt

@@ -12,7 +12,7 @@ pytest-sugar==0.9.7  # https://github.com/Frozenball/pytest-sugar
 
 # Code quality
 # ------------------------------------------------------------------------------
-flake8==6.1.0  # https://github.com/PyCQA/flake8
+flake8==7.0.0  # https://github.com/PyCQA/flake8
 flake8-isort==6.1.1  # https://github.com/gforcada/flake8-isort
 coverage==7.4.0  # https://github.com/nedbat/coveragepy
 black==23.12.1  # https://github.com/psf/black