Merge "Add prebuilt_etc module (bt_controller_properties) for controller...

Merge "Add prebuilt_etc module (bt_controller_properties) for controller properties." am: 435820b3 am: 947c583e

Original change: https://android-review.googlesource.com/c/platform/system/bt/+/1854234

Change-Id: I2b28765760d2fe114d943ee006fba84ef5436a92