This allow to catch external call and simulate the AdapterService
without the need to rely on an the real implementation of bluetooth.
There is no need for native call / hal setup and this reduce the
potential falkyness of test in the Manager Service

As a result this CL contain the first BluetoothManagerService test that
simulate a start of the bluetooth until it reach bleOn or On.

Bug: 262605980
Test: atest ServiceBluetoothTests
Change-Id: Id528d28c0a623f5fbec744bbc79fcca822602d22