document recommended ci additions for pypi/test-pypi uploads#1171

RonnyPfannschmidt merged 2 commits intopypa:mainpypa/setuptools-scm:mainfrom

RonnyPfannschmidt:fix-311-document-ci-with-pypi-uploadRonnyPfannschmidt/setuptools_scm:fix-311-document-ci-with-pypi-uploadCopy head branch name to clipboard