Update test/preferences.jl

Author: ChrisRackauckas

test/preferences.jl

@@ -358,7 +358,7 @@ using Preferences
             else
                 # For larger matrices, test that it chooses the expected algorithm
                 # NOTE: When preference system is fully active, this should match expected_algorithm
-                @test chosen_alg.alg === expected_algorithm || isa(chosen_alg, LinearSolve.DefaultLinearSolver)
+                @test chosen_alg.alg === expected_algorithm
                 println("  ✅ Size $(test_size) chose: $(chosen_alg.alg) (expected: $(expected_algorithm))")
             end