fix typo in docstring #30

	name: Build Verification
	on: pull_request

	jobs:
	build-and-check:
	name: Build Verification
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- name: Set up Python 3.9
	uses: actions/setup-python@v3
	with:
	python-version: 3.9
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	python -m pip install -U build twine
	- name: Build and check source tarball
	run: python -m build
	- name: Twine check
	run: twine check dist/*

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