Update flake8 version #15339

	name: Formatting

	on:
	workflow_dispatch:
	pull_request:
	branches:
	'**'
	merge_group:
	branches: [ master ]
	schedule:
	- cron: "0 0 * * *"

	concurrency:
	group: ${{ github.workflow }}-${{ github.ref }}
	cancel-in-progress: true

	jobs:

	# formatting and basic install on cpu-only machine
	unit-tests:
	runs-on: ubuntu-22.04

	steps:
	- uses: actions/checkout@v4

	- name: environment
	run: \|
	which python
	python --version

	- name: Install dependencies
	run: \|
	# Previously we would do pip install .[dev] but this is causing out of
	# space errors start with torch 2.1.0 release
	grep -E "clang-format\|pre-commit" requirements/requirements-dev.txt \| xargs pip install

	- name: Formatting checks
	run: \|
	pip show pre-commit clang-format
	pre-commit run --all-files

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