Use Aqua v0.6 in tests #618

Job	Run time
test (1.0, ubuntu-latest, x64)	1m 25s
test (1.0, ubuntu-latest, x64)	5m 0s
test (1.0, windows-latest, x64)	4m 20s
test (1.0, windows-latest, x64)	7m 57s
test (1.0, macOS-latest, x64)	2m 13s
test (1.0, macOS-latest, x64)	6m 52s
test (1.6, ubuntu-latest, x64)	5m 49s
test (1.6, ubuntu-latest, x64)	5m 49s
test (1.6, windows-latest, x64)	12m 46s
test (1.6, windows-latest, x64)	12m 46s
test (1.6, macOS-latest, x64)	7m 7s
test (1.6, macOS-latest, x64)	7m 7s
test (1, ubuntu-latest, x64)	4m 26s
test (1, ubuntu-latest, x64)	4m 26s
test (1, windows-latest, x64)	5m 29s
test (1, windows-latest, x64)	5m 29s
test (1, macOS-latest, x64)	7m 29s
test (1, macOS-latest, x64)	7m 29s
test (nightly, ubuntu-latest, x64)	4m 29s
test (nightly, ubuntu-latest, x64)	4m 29s
test (nightly, windows-latest, x64)	6m 8s
test (nightly, windows-latest, x64)	6m 8s
test (nightly, macOS-latest, x64)	7m 5s
test (nightly, macOS-latest, x64)	7m 5s
test (ubuntu-latest, 1, x86)	5m 20s
test (ubuntu-latest, 1, x86)	5m 20s
	2h 40m 3s

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