Remove python 3.6 support, and add python 3.10. - #205

Remove python 3.6 support, and add python 3.10.#205

goneall merged 6 commits into

spdx:mainspdx/tools-python:mainfrom

RodneyRichardson:bump-python-versionRodneyRichardson/tools-python:bump-python-versionCopy head branch name to clipboard