The gtk-doc meson helper regressed in that it didn't expect the libfprint.types file to not exist, as earlier versions did. Remove the --rebuild-types call so that it is not generated, and meson carries on compiling the rest of the library.
See https://gitlab.gnome.org/GNOME/gtk-doc/issues/48 See https://github.com/mesonbuild/meson/issues/3892 See https://bugzilla.redhat.com/show_bug.cgi?id=1604585