To refresh/register/unregister all of the devices with same groupId

Since the LE audio have two or more devices in the same group and
the UI show their status at one preference, the UI need to register
callback for each of the devices, and also refresh the deviceList.

Bug: 278155752
Test: local test to pairing the device and check the battery part
Change-Id: I2fcde92a1f68b8437465b234820f7bad13dfc444