IOS 16.0.3 build 20A392

iOS 16.0.3 build 20A392 is the official RTM build of iOS 16.0.3, which was released to the public on 10 October 2022.

Fixes

 * Fixed an issue where the Camera app may be slow to launch or switch between modes on iPhone 14 Pro models.
 * Fixed an issue where incoming call and app notifications may be delayed or not delivered on iPhone 14 Pro models.
 * Fixed an issue where low microphone volume can occur during CarPlay phone calls on the iPhone 14 series.
 * Fixed an issue where the Mail app would crash on launch after receiving a malformed email.