This adds Xiaomi Pad 5, it uses a close to mainline kernel on 6.12.0 the firmware is packaged and supported, although hexagonrpcd is not working yet. this is a continuation from https://github.com/map220v/postmarket_xiaomi_nabu/tree/test updating its config and updating its components. i based the hexagonrpcd bringup from xiaomi-elish and google-sargo [ci:skip-build]: already built successfully in CI