Sync the preset for device that doesn't support synchronization

When one of the device that doesn't support synchronization back from a power cycle, we need to check if the presets of both ears are identical. If not, we should sync the preset to the latest value.

Bug: 333726416
Test: atest HearingAidDeviceManagerTest
Test: atest LocalBluetoothProfileManagerTest
Change-Id: I14c3f6b2722ed7c7d039a6dad7aa0812e231b587