trivial: Do not consider all whitespace a valid strsafe string
trivial: Do not consider all whitespace a valid strsafe string

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