Tests

Update DataStructures.jl compatibility to v0.19 #2464

Job	Run time
Tests (pre, InterfaceII) / Tests - InterfaceII	32s
Tests (lts, Downstream) / Tests - Downstream	23s
Tests (1, Extensions) / Tests - Extensions	25s
Tests (pre, Initialization) / Tests - Initialization	28s
Tests (1, Downstream) / Tests - Downstream	24s
Tests (pre, Extended) / Tests - Extended	28s
Tests (1, FMI) / Tests - FMI	27s
Tests (1, RegressionI) / Tests - RegressionI	25s
Tests (lts, RegressionI) / Tests - RegressionI	23s
Tests (pre, Extensions) / Tests - Extensions	24s
Tests (lts, Initialization) / Tests - Initialization	20s
Tests (1, SymbolicIndexingInterface) / Tests - SymbolicIndexingInterface	25s
Tests (pre, SymbolicIndexingInterface) / Tests - SymbolicIndexingInterface	27s
Tests (lts, InterfaceII) / Tests - InterfaceII	26s
Tests (lts, Extensions) / Tests - Extensions	23s
Tests (lts, InterfaceI) / Tests - InterfaceI	22s
Tests (lts, Extended) / Tests - Extended	21s
Tests (lts, SymbolicIndexingInterface) / Tests - SymbolicIndexingInterface	21s
Tests (pre, InterfaceI) / Tests - InterfaceI	30s
Tests (lts, FMI) / Tests - FMI	27s
Tests (pre, FMI) / Tests - FMI	30s
Tests (pre, Downstream) / Tests - Downstream	28s
Tests (pre, RegressionI) / Tests - RegressionI	27s
Tests (1, InterfaceI) / Tests - InterfaceI	32s
Tests (1, InterfaceII) / Tests - InterfaceII	30s
Tests (1, Extended) / Tests - Extended	25s
Tests (1, Initialization) / Tests - Initialization	25s
	11m 38s

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