Base: rename BaseExceptionFreeCADError to PyExc_FC_GeneralError

src/Base/BoundBoxPyImp.cpp

@@ -324,7 +324,7 @@ PyObject*  BoundBoxPy::getIntersectionPoint(PyObject *args)
             return new VectorPy(point);
         }
         else {
-            PyErr_SetString(Base::BaseExceptionFreeCADError, "No intersection");
+            PyErr_SetString(Base::PyExc_FC_GeneralError, "No intersection");
             return nullptr;
         }
     }