Add Enzyme tests #203

Job	Run time
test (1.6, ubuntu-latest, x64, Others)	7m 32s
test (1.6, ubuntu-latest, x64, Enzyme)	51m 36s
test (1.6, ubuntu-latest, x64, ForwardDiff)	2h 15m 44s
test (1.6, ubuntu-latest, x64, Tracker)	21m 4s
test (1.6, ubuntu-latest, x64, ReverseDiff)	1h 1m 0s
test (1.6, ubuntu-latest, x64, Zygote)	37m 30s
test (1, ubuntu-latest, x64, Others)	7m 52s
test (1, ubuntu-latest, x64, Enzyme)	1h 15m 48s
test (1, ubuntu-latest, x64, ForwardDiff)	56m 21s
test (1, ubuntu-latest, x64, Tracker)	17m 28s
test (1, ubuntu-latest, x64, ReverseDiff)	18m 51s
test (1, ubuntu-latest, x64, Zygote)	28m 50s
test (1, macOS-latest, x64, Others)	9m 53s
test (1, macOS-latest, x64, Enzyme)	16m 16s
test (1, macOS-latest, x64, ForwardDiff)	6h 0m 28s
test (1, macOS-latest, x64, Tracker)	17m 39s
test (1, macOS-latest, x64, ReverseDiff)	19m 2s
test (1, macOS-latest, x64, Zygote)	28m 23s
	16h 11m 17s

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