usb: cp210x support SEL C662 Vendor/Device

This patch adds support for the Schweitzer Engineering Laboratories
C662 USB cable based off the CP210x driver.

Signed-off-by: Barry Grussling <barry@grussling.com>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>