GIT: tutorials: cleanup generated files

tutorials/finiteArea/surfactantFoam/planeTransport/constant/polyMesh/boundary

-/*--------------------------------*- C++ -*----------------------------------*\
-| =========                 |                                                 |
-| \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
-|  \\    /   O peration     | Version:  v1812                                 |
-|   \\  /    A nd           | Web:      www.OpenFOAM.com                      |
-|    \\/     M anipulation  |                                                 |
-\*---------------------------------------------------------------------------*/
-FoamFile
-{
-    version     2.0;
-    format      ascii;
-    class       polyBoundaryMesh;
-    location    "constant/polyMesh";
-    object      boundary;
-}
-// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
-
-5
-(
-    inlet
-    {
-        type            patch;
-        nFaces          20;
-        startFace       2320;
-    }
-    bound
-    {
-        type            wall;
-        inGroups        1(wall);
-        nFaces          120;
-        startFace       2340;
-    }
-    outlet
-    {
-        type            patch;
-        nFaces          20;
-        startFace       2460;
-    }
-    bottom
-    {
-        type            patch;
-        nFaces          1200;
-        startFace       2480;
-    }
-    top
-    {
-        type            patch;
-        nFaces          1200;
-        startFace       3680;
-    }
-)
-
-// ************************************************************************* //