Nightly unit tests, linux #572

Job	Run time
Nightly 3.8 git-test-automl	16m 49s
Nightly 3.8 git-test-modelunderstanding	10m 23s
Nightly 3.8 git-test-other	9m 23s
Nightly 3.8 git-test-parallel	4m 32s
Nightly 3.8 git-test-prophet	6m 12s
Nightly 3.9 git-test-automl	16m 37s
Nightly 3.9 git-test-modelunderstanding	10m 1s
Nightly 3.9 git-test-other	9m 43s
Nightly 3.9 git-test-parallel	4m 35s
Nightly 3.9 git-test-prophet	6m 18s
	1h 34m 33s

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