include: Bluetooth: Add BT COD macros to hci_types.h

Add macros to get Major Service Classes, Major Device
Class and Minor Device Class.

Define Major Device Class code.
Define Minor Device Class field for Computer Major
Class.
Define Minor Device Class field for Phone Major Class.
Define Minor Device Class field for Audio/Video Major
Class.

Signed-off-by: Lyle Zhu <lyle.zhu@nxp.com>