wacom-usb: Fix a false positive in real world firmware
wacom-usb: Fix a false positive in real world firmware

Some files have a newline inbetween the AB sections.

hughsie/fwupd,fwupd/fwupd,hughsie/fwupd,hughsie/fwupd,fwupd/fwupd,fwupd/fwupd,hughsie/fwupd,fwupd/fwupd