trivial: Allow plugins to call fu_plugin_remove_flag()
trivial: Allow plugins to call fu_plugin_remove_flag()

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