Update to libxml2 version incorporating code review feedback #399

	name: sdist
	on: [push, pull_request]
	jobs:
	sdist:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- name: Set up Python 3.11
	uses: actions/setup-python@v4
	with:
	python-version: "3.11"
	- name: Install build dependencies
	run: \|
	pip install --upgrade pip setuptools wheel
	- name: Package source dist
	run: \|
	python setup.py sdist
	- name: Install test dependencies
	run: \|
	sudo apt-get install libxml2-dev libxmlsec1-dev libxmlsec1-openssl opensc softhsm2 libengine-pkcs11-openssl
	pip install --upgrade -r requirements-test.txt
	pip install black # for stub generation tests
	pip install dist/xmlsec-$(python setup.py --version).tar.gz
	- name: Run tests
	run: \|
	pytest -v --color=yes

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