[16.0][FIX] sale_order_lot_selection: Added a check, if the lot id has actually changed, before propagating it to stock moves. This prevents unwanted propagation of lot_id from sale order line to stock move.

[16.0][FIX] sale_order_lot_selection: Added a check, if the lot id has actually changed, before propagating it to stock moves. This prevents unwanted propagation of lot_id from sale order line to stock move. #13575