[test][3p][fix] Correct temperature for H2O tables

Results in immense speedup of the test of about 80%.

test/porousmediumflow/3p/implicit/infiltration3pproblem.hh

@@ -142,7 +142,7 @@ public:
         , eps_(1e-6)
     {
         temperature_ = 273.15 + 10.0; // -> 10 degrees Celsius
-        FluidSystem::init( 272.15, 274.15, 3, 8e4, 3e5, 200);
+        FluidSystem::init(282.15, 284.15, 3, 8e4, 3e5, 200);
 
         name_               = GET_RUNTIME_PARAM(TypeTag, std::string, Problem.Name);
     }