Tests

Make RecursiveFactorization.jl optional #129

Job	Run time
Tests (1, Core) / Tests - Core	18m 3s
Tests (1, LinearSolveBandedMatrices) / Tests - LinearSolveBandedMatrices	8m 2s
Tests (1, LinearSolveHYPRE) / Tests - LinearSolveHYPRE	18m 17s
Tests (1, Enzyme) / Tests - Enzyme	11m 6s
Tests (1, LinearSolvePardiso) / Tests - LinearSolvePardiso	8m 29s
Tests (lts, Core) / Tests - Core	9m 13s
Tests (lts, Enzyme) / Tests - Enzyme	4m 11s
Tests (lts, LinearSolveBandedMatrices) / Tests - LinearSolveBandedMatrices	3m 19s
Tests (lts, LinearSolveHYPRE) / Tests - LinearSolveHYPRE	3m 33s
Tests (lts, LinearSolvePardiso) / Tests - LinearSolvePardiso	3m 54s
Tests (pre, Core) / Tests - Core	17m 59s
Tests (pre, Enzyme) / Tests - Enzyme	11m 14s
Tests (pre, LinearSolveBandedMatrices) / Tests - LinearSolveBandedMatrices	10m 14s
Tests (pre, LinearSolveHYPRE) / Tests - LinearSolveHYPRE	10m 49s
Tests (pre, LinearSolvePardiso) / Tests - LinearSolvePardiso	8m 42s
	2h 27m 5s

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