[T/SD] Change SDE_cube1e0 ctest tolerances.

Tighter tolerance for displacement and slightly relaxed for sigma.

The relative tolerances are not used.

ProcessLib/SmallDeformation/Tests.cmake

@@ -148,10 +148,10 @@ AddTest(
     TESTER vtkdiff
     REQUIREMENTS NOT OGS_USE_MPI
     DIFF_DATA
-    expected_cube_1e0_pcs_0_ts_101_t_2.550000.vtu cube_1e0_pcs_0_ts_101_t_2.550000.vtu displacement displacement 1e-15 1e-13
-    expected_cube_1e0_pcs_0_ts_101_t_2.550000.vtu cube_1e0_pcs_0_ts_101_t_2.550000.vtu sigma sigma 1e-15 1e-13
-    expected_cube_1e0_pcs_0_ts_203_t_5.100000.vtu cube_1e0_pcs_0_ts_203_t_5.100000.vtu displacement displacement 1e-15 1e-13
-    expected_cube_1e0_pcs_0_ts_203_t_5.100000.vtu cube_1e0_pcs_0_ts_203_t_5.100000.vtu sigma sigma 1e-15 1e-13
+    expected_cube_1e0_pcs_0_ts_101_t_2.550000.vtu cube_1e0_pcs_0_ts_101_t_2.550000.vtu displacement displacement 1e-17 0
+    expected_cube_1e0_pcs_0_ts_101_t_2.550000.vtu cube_1e0_pcs_0_ts_101_t_2.550000.vtu sigma sigma 1e-15 0
+    expected_cube_1e0_pcs_0_ts_203_t_5.100000.vtu cube_1e0_pcs_0_ts_203_t_5.100000.vtu displacement displacement 1e-17 0
+    expected_cube_1e0_pcs_0_ts_203_t_5.100000.vtu cube_1e0_pcs_0_ts_203_t_5.100000.vtu sigma sigma 2e-15 0
 )
 AddTest(
     NAME Mechanics_SDE_cube_1e1