fix(informix): add informix_server field to test helpers

src-tauri/src/commands/connection.rs

@@ -213,6 +213,7 @@ mod tests {
             redis_key_separator: dbx_core::models::connection::default_redis_key_separator(),
             etcd_endpoints: String::new(),
             gbase_server: String::new(),
+            informix_server: String::new(),
             external_config: None,
             jdbc_driver_class: None,
             jdbc_driver_paths: Vec::new(),