Bluetooth: Move SCO timeout constants into net/bluetooth/sco.c

There is no external user of the SCO timeout constants and thus
move them into net/bluetooth/sco.c where they are actuallu used.

In addition just remove SCO_CONN_IDLE_TIMEOUT since it is unused.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>

net/bluetooth/sco.c

@@ -72,6 +72,9 @@ struct sco_pinfo {
 };
 
 /* ---- SCO timers ---- */
+#define SCO_CONN_TIMEOUT	(HZ * 40)
+#define SCO_DISCONN_TIMEOUT	(HZ * 2)
+
 static void sco_sock_timeout(unsigned long arg)
 {
 	struct sock *sk = (struct sock *) arg;