Make an Android 10 AOSP build for lilac

lilac is part of the Sony Open Devices program [1] and there are instructions for how to build it for Android 10 [2].

Interesting to see if Sony Camera and Xperia Parts settings panel are included

[1] https://developer.sony.com/develop/open-devices/get-started/supported-devices-and-functionality/current-platform-functionality-maintained/

[2] https://developer.sony.com/develop/open-devices/guides/aosp-build-instructions/build-aosp-android-android-10-0-0

[3] https://github.com/sonyxperiadev/camera