TUT: avoid redundant -finite-area option for foamToEnsight, foamToVTK

TUT: remove paraFoam hints from tutorials (mostly only need paraview now)

STYLE: remove reference to paraview _SM plugins (OpenFOAM-v1912 and earlier)

tutorials/verificationAndValidation/multiphase/interIsoFoam/porousDamBreak/system/setFieldsDict

@@ -40,7 +40,7 @@ regions
             volScalarFieldValue alpha.water 1
         );
     }
-   boxToCell
+    boxToCell
     {
         box (0.30 0 -1) (0.59 0.3 1);