tests

Move to Manifold for Boolean Operations #247

Job	Run time
test (3.8, ubuntu-latest, test)	6m 18s
test (3.8, ubuntu-latest, test-full)	8m 15s
test (3.8, windows-latest, test)	7m 45s
test (3.8, windows-latest, test-full)	8m 8s
test (3.9, ubuntu-latest, test)	6m 41s
test (3.9, ubuntu-latest, test-full)	7m 2s
test (3.9, windows-latest, test)	6m 3s
test (3.9, windows-latest, test-full)	5m 48s
test (3.10, ubuntu-latest, test)	6m 17s
test (3.10, ubuntu-latest, test-full)	7m 54s
test (3.10, windows-latest, test)	8m 20s
test (3.10, windows-latest, test-full)	10m 23s
test (3.11, ubuntu-latest, test)	6m 14s
test (3.11, ubuntu-latest, test-full)	7m 55s
test (3.11, windows-latest, test)	8m 21s
test (3.11, windows-latest, test-full)	11m 15s
test (3.12, ubuntu-latest, test)	6m 21s
test (3.12, ubuntu-latest, test-full)	10m 50s
test (3.12, windows-latest, test)	8m 1s
test (3.12, windows-latest, test-full)	10m 20s
check-format / check	16s
	2h 38m 27s

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