Merge "testable: headless: Add discovery and scan module" am: e9a8dd7c

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/2290333



Change-Id: I299edd9e0104500b588627f96e3467c9df1426c2
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>