Add working_dir to config override #144

	name: style

	on: [pull_request]

	jobs:
	style:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	toxenv: [black, isort, pylint]

	steps:
	- uses: actions/checkout@v1
	- name: Set up Python 3.7
	uses: actions/setup-python@v2
	with:
	python-version: 3.7

	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install tox tox-gh-actions

	- name: Test with tox
	run: tox -e ${{ matrix.toxenv }}

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