GIT: damBreak: remove generated file

tutorials/multiphase/interFoam/laminar/damBreak/constant/polyMesh/boundary

-/*--------------------------------*- C++ -*----------------------------------*\
-| =========                 |                                                 |
-| \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
-|  \\    /   O peration     | Version:  2.3.0                                 |
-|   \\  /    A nd           | Web:      www.OpenFOAM.org                      |
-|    \\/     M anipulation  |                                                 |
-\*---------------------------------------------------------------------------*/
-FoamFile
-{
-    version     2.0;
-    format      ascii;
-    class       polyBoundaryMesh;
-    location    "constant/polyMesh";
-    object      boundary;
-}
-// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
-
-5
-(
-    leftWall
-    {
-        type            wall;
-        nFaces          50;
-        startFace       4432;
-    }
-    rightWall
-    {
-        type            wall;
-        nFaces          50;
-        startFace       4482;
-    }
-    lowerWall
-    {
-        type            wall;
-        nFaces          62;
-        startFace       4532;
-    }
-    atmosphere
-    {
-        type            patch;
-        nFaces          46;
-        startFace       4594;
-    }
-    defaultFaces
-    {
-        type            empty;
-        inGroups        1(empty);
-        nFaces          4536;
-        startFace       4640;
-    }
-)
-
-// ************************************************************************* //