Bluetooth: Add Bluetooth remote address to attribute callbacks

To implement CCC properly it is required to know the remote address since
it is per client, futhermore bt_gatt_notify requires an address where to
send the notification.

Change-Id: I9d9fdf72d668831bed76e2aef06816af3620f4b8
Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
4 files changed