ENH: Updated kivaaTest tutorial case

tutorials/combustion/engineFoam/kivaTest/constant/thermophysicalProperties

@@ -48,12 +48,12 @@ oxidant
 burntProducts
 {
     nMoles          1;
-    molWeight       28.8478;
-    Tlow            298.15;
-    Thigh           5000;
+    molWeight       28.6068;
+    Tlow            200;
+    Thigh           6000;
     Tcommon         1000;
-    highCpCoeffs    ( 3.10156 0.00124723 -4.2071e-07 6.66805e-11 -3.92581e-15 -1092.96 5.35255 );
-    lowCpCoeffs     ( 3.58264 -0.000711179 1.64893e-06 -9.37968e-11 -4.35761e-13 -1158.24 3.11438 );
+    highCpCoeffs    ( 3.12468 0.00178578 -5.94695e-07 9.09801e-11 -5.1246e-15 -11005.8 5.03593 );
+    lowCpCoeffs     ( 3.47612 0.000758205 -3.68739e-07 1.3449e-09 -8.08868e-13 -11071.5 3.3058 );
     As              1.67212e-06;
     Ts              170.672;
 }