Find active device for add hearing aids device into audio switcher.

- Find active device accroding to different stream type and
output device.

- update isStreamFromOutputDevice() to identify general case like
DEVICE_OUT_BLUETOOTH_A2DP is subset of DEVICE_OUT_ALL_A2DP.

- add test case for these methods.

Bug: 78142719
Test: make RunSettingsRoboTests ROBOTEST_FILTER="AudioOutputSwitchPreferenceControllerTest" -j28
Change-Id: I381135c120dbf051679bff7626d47e41f8d589da