v2.2.0: T-Display-S3 support, USB HID keyboard, password security badges

- Add full T-Display-S3 (ESP32-S3) hardware support with board_config.h abstraction
- Add USB HID keyboard mode via usb_hid_manager (S3 only)
- Add password security badges: strength, DUP detection, PIN-only, name warnings
- Add board switcher on website with ESP32/S3 comparison
- Fix manifest.json to use merged firmware binaries
- Fix git add -f for .bin files in CI deploy
- Remove legacy firmware binaries without board suffix

Author: makepkg