Icfree, update to `icfree-ml` #74

Job	Run time
Setup cache and determine changed repositories (3.7)	4m 15s
Check file sizes	5s
Lint tool-list (3.7)	37s
Lint Python scripts (3.7)	9s
Lint R scripts (ubuntu-20.04, release)	2m 9s
Test tools (0, 3.7)	1m 18s
Test tools (1, 3.7)	58s
Combine chunked test results (3.7)	40s
Deploy	0s
Report deploy status	0s
Check workflow success	1s
	10m 12s

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