Adjust test time and error bound

test/navier-stokes/navierstokes_3d_dg_quadrilateral.mini

@@ -15,12 +15,12 @@ extension = vtu
 numerical_jacobian = 0, 1 | expand num
 explicit_time_stepping = 0
 grid_offset = 1
-compare_l2errorsquared = 5e-5
+compare_l2errorsquared = 5e-4
 # Only calculate error for the velocity part
 l2error_tree_path = 1, 1, 1, 0
 
 [instat]
-T = 0.5
+T = 1e-1
 dt = 5e-2
 
 # Disable numdiff tests