Function ostree_sys::ostree_repo_find_remotes_finish

pub unsafe extern "C" fn ostree_repo_find_remotes_finish(
    self_: *mut OstreeRepo, 
    result: *mut GAsyncResult, 
    error: *mut *mut GError
) -> *mut *mut OstreeRepoFinderResult

This is supported on crate feature v2018_6 only.