Rename libostree-sys to ostree-sys

rust-bindings/rust/src/lib.rs

@@ -1,7 +1,7 @@
 extern crate gio_sys as gio_ffi;
 extern crate glib_sys as glib_ffi;
 extern crate gobject_sys as gobject_ffi;
-extern crate libostree_sys as ffi;
+extern crate ostree_sys as ffi;
 #[macro_use]
 extern crate glib;
 extern crate gio;