Revert pressureInletOutletVelocity BCs

due to convergence problems with the new version for runs at high Courant number

tutorials/multiphase/interDyMFoam/ras/DTCHull/0.org/U

@@ -44,6 +44,7 @@ boundaryField
     atmosphere
     {
         type            pressureInletOutletVelocity;
+        tangentialVelocity $internalField;
         value           uniform (0 0 0);
     }