Flutter 3.16.1

[Casey Hillers]

We are pleased to announce the release of Flutter 3.16.1 to the stable channel; This hotfix release addresses the following issues:

• flutter/138030 - Fixes file deletion crash which can occur during iOS archive.
• flutter/134716 - Fix iOS 17 keyboard freeze when switching languages.
  
• flutter/138180 - Prevents a crash in flutter doctor for macOS users who have an IntelliJ or Android Studio installation with a missing CFBundleIdentifier in its plist.
  
• flutter/138040 - Ignore exceptions in Flutter tool when trying to set the echo mode of the terminal when the STDIN pipe has been broken.
  
• flutter/124145 - Fixes a JSON array parsing bug that causes seg fault when --coverage is used
  

In order to get the laters, run `flutter upgrade`.