Bluetooth: Move SCO support under BT_BREDR config option

SCO/eSCO link is supported by BR/EDR controller, it is
suitable to move them under BT_BREDR config option

Signed-off-by: Arron Wang <arron.wang@intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
3 files changed