#3305 Less pessimistic tolerance comparison in newells method

src/ifcgeom/kernels/opencascade/wire_utils.cpp

@@ -85,7 +85,7 @@ bool IfcGeom::util::approximate_plane_through_wire(const TopoDS_Wire& wire, gp_P
 	// the given points to the constructed plane. When doing triangulation and
 	// obtaining a 2d points for the Delaunay, infinity is passed here, so this
 	// can't for assessing degenerativeness.
-	if (v.SquareMagnitude() < 1.e-7) {
+	if (v.Magnitude() < 1.e-7) {
 		Logger::Warning("Degenerate face boundary in normal estimation");
 		return false;
 	}