tools: usb: ffs-test: add SS descriptors

Without SS descriptors, we have no possibility of running on SS
controllers such as DWC3.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
This commit is contained in:
Felipe Balbi 2017-01-17 15:07:19 +02:00
commit 271d2d6d94