defconfig: arm64: kona: USB announce new devices

This allows USB core to always announce the idVendor,
idProduct, Manufacturer, Product, and SerialNumber strings
for every new USB device plug in.

Change-Id: I6a6dc258fee7f51e0d213629e876a3bbe863e0aa
Signed-off-by: Hemant Kumar <hemantk@codeaurora.org>