icE1usb fw: Disable reporting of 'loss of timing' for now

This works half way decent enough to make the LED status change visibly
in case the physical link is disconnected.  However, we will generate a
storm of USB interrupt endpoint messages if we leave this on

Change-Id: I9d0ddb2d404880c4a85e30de1b4bf4204d468ab7
1 file changed