update rust deps

backend/tests/correspondents_flow.rs

@@ -1,7 +1,5 @@
-mod common;
-
 use anyhow::Result;
-use common::{acquire_db_lock, body_to_vec, TestApp, TestUserRole};
+use papercrate::test_support::{acquire_db_lock, body_to_vec, TestApp, TestUserRole};
 use serde::Deserialize;
 use serde_json::json;
 use uuid::Uuid;