* In hearing deivce and flash notifications U features.
Bug: 268144365
Test: open screen reader to read the footer preference
Change-Id: Ifb0809c1e445aea4aeea9db9b4ec09cd6d0d4095
* Add setFilter(List<ScanFilter>) in DeviceListPreferenceFragment to enable BluetoothLeScanner
Bug: 237625815
Test: make RunSettingsRoboTests ROBOTEST_FILTER=DeviceListPreferenceFragmentTest
Test: make RunSettingsRoboTests ROBOTEST_FILTER=HearingDevicePairingDetailTest
Change-Id: I13495cad7260789845fad9a7e77e96b692a5cbd0