Update requirements.txt #260

	name: Documentation
	on: [push]
	jobs:
	run:
	runs-on: ubuntu-20.04
	env:
	OS: ubuntu-20.04
	PYTHON: '3.8'

	steps:
	- uses: actions/checkout@v3
	- uses: actions/setup-python@v4
	with:
	python-version: '3.8'
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install setuptools wheel coverage
	pip install -r docs/requirements.txt

	- name: Build documentation
	run: \|
	cd docs; make clean html

Provide feedback