udev-config-printer.c: don't touch libusb alt setting for Samsung MFPs

[snejok]

When connect Samsung ProXpress M3870FD udev-configure-printer try to alter usb settings by libusb_set_interface_alt_setting, but for most Samsung devices this causes a problem:

https://blog.stuffedcow.net/2011/10/samsung-linux-cups-usb-printing/

https://github.com/apple/cups/issues/3965

https://github.com/OpenPrinting/cups/blob/master/backend/usb-libusb.c (search by "Samsung")

[snejok]

This is only quick example for one device, I don't really know how to do it right way, because I didn't test another Samsung devices