Tests

Add KernelAbstractions.get_backend for VectorOfArray #145

Job	Run time
Tests (pre, Downstream) / Tests - Downstream	18m 58s
Tests (pre, Core) / Tests - Core	6m 22s
Tests (lts, Core) / Tests - Core	5m 5s
Tests (1, Downstream) / Tests - Downstream	17m 23s
Tests (lts, Downstream) / Tests - Downstream	10m 26s
Tests (1, Core) / Tests - Core	6m 30s
	1h 4m 44s

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