[rust]: fix test crate issues

backend/tests/document/edit.rs

@@ -1,5 +1,5 @@
 use crate::document::helper::{DocScript, DocumentTest};
-use flowy_document::services::doc::{Document, FlowyDoc};
+use flowy_document_infra::core::{Document, FlowyDoc};
 use flowy_ot::core::{Attribute, Interval};
 
 #[rustfmt::skip]