salut_ft_manager_iface_foreach_one: fix code/declaration
salut_ft_manager_iface_foreach_one: fix code/declaration

freedesktop-unofficial-mirror/telepathy__telepathy-salut,freedesktop-unofficial-mirror/telepathy__telepathy-salut,freedesktop-unofficial-mirror/telepathy__telepathy-salut,freedesktop-unofficial-mirror/telepathy__telepathy-salut