Changed linear solver for adaptive test problems. Previously SuperLU was used...

Changed linear solver for adaptive test problems. Previously SuperLU was used which is not included in the dune-istl module and therefore possibly not available on all machines. 

Reviewed by Timo

git-svn-id: svn://svn.iws.uni-stuttgart.de/DUMUX/dumux/trunk@15092 2fb0f335-1f38-0410-981e-8018bf24f1b0

test/implicit/2p/lensproblem.hh

@@ -102,8 +102,8 @@ public:
 // Linear solver settings
 SET_TYPE_PROP(LensCCProblem, LinearSolver, Dumux::BoxBiCGStabILU0Solver<TypeTag> );
 SET_TYPE_PROP(LensBoxProblem, LinearSolver, Dumux::BoxBiCGStabILU0Solver<TypeTag> );
-SET_TYPE_PROP(LensCCAdaptiveProblem, LinearSolver, Dumux::SuperLUBackend<TypeTag> );
-SET_TYPE_PROP(LensBoxAdaptiveProblem, LinearSolver, Dumux::SuperLUBackend<TypeTag> );
+SET_TYPE_PROP(LensCCAdaptiveProblem, LinearSolver, Dumux::ILU0BiCGSTABBackend<TypeTag> );
+SET_TYPE_PROP(LensBoxAdaptiveProblem, LinearSolver, Dumux::ILU0BiCGSTABBackend<TypeTag> );
 
 SET_BOOL_PROP(LensCCAdaptiveProblem, AdaptiveGrid, true);
 SET_TYPE_PROP(LensCCAdaptiveProblem, AdaptationIndicator, TwoPImplicitGridAdaptIndicator<TypeTag>);