Build release artifacts

Remove two manual steps to edit python.org pages (#308) #170

Sign in to view logs

Run time

Learn about OS pricing on GitHub Actions

Job	Run time
verify-input	19s
build-source	1m 15s
build-docs	5m 26s
build-android (x86_64)	20m 41s
build-android (aarch64)	3m 23s
test-source	9m 33s
	40m 37s