Loosen the required version of lxml in setup.py. #15

	name: Test django-controlled-vocabularies

	on: [push, pull_request, workflow_dispatch]

	jobs:
	build:

	runs-on: ubuntu-20.04
	strategy:
	matrix:
	python: ['3.8', '3.9', '3.10']

	steps:
	- uses: actions/checkout@v3
	- name: Setup Python
	uses: actions/setup-python@v4
	with:
	python-version: ${{ matrix.python }}
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install flake8
	pip install -r requirements.txt
	- name: Lint with flake8
	run: \|
	# Python syntax errors or undefined names will stop the build completely.
	flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics
	# exit-zero will still allow the tests to pass, with these types of errors as warnings.
	flake8 controlled_vocabularies tests setup.py --count --exit-zero --max-line-length=99 --statistics
	- name: Run the tests
	run: \|
	pytest

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