feat(connector): [Nuvei] add support for card mandates (#818)

Co-authored-by: Arun Raj M <jarnura47@gmail.com>

crates/storage_models/src/schema.rs

@@ -199,6 +199,9 @@ diesel::table! {
         amount_captured -> Nullable<Int8>,
         connector -> Varchar,
         connector_mandate_id -> Nullable<Varchar>,
+        start_date -> Nullable<Timestamp>,
+        end_date -> Nullable<Timestamp>,
+        metadata -> Nullable<Jsonb>,
     }
 }