[scripts] update test script

scripts/test_dumux.sh

 # Compile and runs a simple
 # one-phase ground water flow example
 # and visualizes the result using paraview.
-cd dumux/build-cmake/test/porousmediumflow/1p/implicit
+cd dumux/build-cmake/test/porousmediumflow/1p/implicit/incompressible
 echo "Compiling a one-phase test using a cell-centered TPFA discretization (might take a while)..."
-make -B test_1pcctpfa
+make -B test_1p_incompressible_tpfa_anadiff
 echo "Running simulation..."
-./test_1pcctpfa test_1pfv.input -Grid.Cells "100 100"
+./test_1p_incompressible_tpfa_anadiff params.input -Grid.Cells "100 100"
 paraview *pvd