Merge pull request #61 from Tieqiong/req #2

Job	Run time
release / tag-privilege-check / privilege-check	3s
release / tag-privilege-check / tag-check	2s
release / build-non-pure-python-package / Build diffpy.pdffit2 sdist	8s
release / build-pure-python-package	0s
release / github-pre-release / github-pre-release	5s
release / build-non-pure-python-package / cibw-wheels-${{ matrix.python[0] }}-${{ matrix.buildplat[0] }}	-1s
release / update-changelog	-1s
release / github-release	0s
release / delete-create-new-tag	-1s
release / pypi-publish	9s
release / docs / build-deploy	2m 38s
	3m 2s

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