trivial: Make a string extractable with xgettext
trivial: Make a string extractable with xgettext

vathpela/fwupd,vathpela/fwupd,fwupd/fwupd,hughsie/fwupd,hughsie/fwupd,fwupd/fwupd,hughsie/fwupd,vathpela/fwupd,superm1/fwupd,vathpela/fwupd,fwupd/fwupd,hughsie/fwupd,superm1/fwupd,superm1/fwupd,fwupd/fwupd