Bluetooth: hci_qca: Increase SoC idle timeout to 200ms

In some version of WCN399x, SoC idle timeout is configured
as 80ms instead of 20ms or 40ms. To honor all the SoC's
supported in the driver increasing SoC idle timeout to 200ms.

Fixes: 41d5b25f ("Bluetooth: hci_qca: add PM support")
Signed-off-by: Balakrishna Godavarthi <bgodavar@codeaurora.org>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>