Bump upload/download-artifact to v4 #204

	name: Build pypdu macOS & Linux (Python3.10)
	on: push
	jobs:
	build-manylinux-3_10:
	name: Build manylinux (Python3.10)
	runs-on: ubuntu-latest
	env:
	CIBW_BUILD: 'cp310*x86_64'
	CIBW_MANYLINUX_X86_64_IMAGE: "jamesharrisoncb/manylinux2014_x86_64_conan"
	steps:
	- uses: actions/checkout@master
	with:
	submodules: recursive
	- name: build wheels
	uses: pypa/[email protected]
	- uses: actions/upload-artifact@v2
	with:
	name: manylinux-3_10
	path: wheelhouse/*.whl
	build-mac-3_10:
	name: Build mac (Python3.10)
	runs-on: macos-11
	env:
	CIBW_BUILD: 'cp310*x86_64'
	steps:
	- uses: actions/checkout@master
	with:
	submodules: recursive
	- name: Set up Python 3 for Conan
	uses: actions/setup-python@v2
	with:
	python-version: 3.7
	- name: Setup cmake
	uses: jwlawson/[email protected]
	with:
	cmake-version: '3.17.x'
	- name: Install Python packages
	run: pip3 install conan setuptools wheel
	- name: Add conancenter remote
	run: conan remote add -f conancenter https://center.conan.io
	- name: build wheels
	uses: pypa/[email protected]
	- uses: actions/upload-artifact@v2
	with:
	name: mac-3_10
	path: wheelhouse/*.whl

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