Implement Hearing Devices Quick Settings Tile (4/n)

This patch provides
* Show the ordered hearing device list
* Handle hearing device item click callback

Bug: 291423171
Bug: 319197158
Test: atest com.android.settingslib.bluetoth.BluetoothUtilsTest
Test: atest HearingDevicesDialogDelegateTest HearingDevicesListAdapterTest
Flag: ACONFIG com.android.systemui.hearing_aids_qs_tile_dialog DEVELOPMENT
Change-Id: Ic6b72055f73a7f3eafb6f6ec44fc7ea74dc7e2b3