ENH: Tutoral updates

tutorials/lagrangian/LTSReactingParcelFoam/counterFlowFlame2D/system/fvSolution

@@ -69,10 +69,5 @@ additional
     solveSpecies    true;
 }
 
-relaxationFactors
-{
-    p               0.3;
-}
-
 
 // ************************************************************************* //

tutorials/lagrangian/LTSReactingParcelFoam/verticalChannel/system/fvSolution

@@ -70,11 +70,6 @@ PISO
     rhoMax rhoMax [ 1 -3 0 0 0 ] 100; // 1.5;
 }
 
-relaxationFactors
-{
-    p               0.3;
-}
-
 additional
 {
     eWork           true;