2.30.12

This is a stable bugfix release, with the following changes:

• Improved XInput controller detection on Windows
• Added support for the 8BitDo Ultimate 2C Wireless in Bluetooth mode
• Fixed Steam Deck controller not being visible to games running on Proton 9 and older
• Fixed a crash when hot-plugging keyboards and mice on Linux
• Fixed a crash when disconnecting a Bluetooth audio device on macOS
• Fixed building with Xcode using older Apple SDKs
• Fixed a crash when disconnecting an external display on iOS
• Fixed detection of function keys on Emscripten