dfu: Ignore the SUB ASCII value
dfu: Ignore the SUB ASCII value

This is probably written by a non-free post-processing tool and can be ignored.

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