Test External

Bump actions/download-artifact from 3 to 4.1.7 in /.github/workflows #134

# to view logs

Run time

Learn about OS # on GitHub Actions

Job	Run time
3.1 on ubuntu	10m 23s
3.2 on ubuntu	10m 24s
3.3 on ubuntu	10m 19s
3.1 on macos	2m 43s
3.2 on macos	2m 45s
3.3 on macos	46s
	37m 20s