Apple on Monday released an update to its 802.11n wireless AirPort products, including its wireless Time Capsule backup solution: The Time Capsule, AirPort Extreme and AirPort Express Base Station with 802.11n. The update says that Firmware 7.3.2 updates include bug fixes and that it requires AirPort Utility 5.3.2. AirPort Utility 5.3.2 -- both of