feat: Add exchange return shipping (#8108)

* wip

* finalize tests

* feat: Add exchange return shipping

* add shipping to preview

* test input

* move utils and ignore already inserted shipping method

* use custom price

---------

Co-authored-by: Carlos R. L. Rodrigues <rodrigolr@gmail.com>

packages/core/utils/src/order/index.ts

@@ -1,3 +1,4 @@
 export * from "./events"
+export * from "./order-change"
 export * from "./order-change-action"
 export * from "./status"

packages/core/utils/src/order/order-change.ts

@@ -0,0 +1,29 @@
+export enum OrderChangeStatus {
+  /**
+   * The order change is confirmed.
+   */
+  CONFIRMED = "confirmed",
+  /**
+   * The order change is declined.
+   */
+  DECLINED = "declined",
+  /**
+   * The order change is requested.
+   */
+  REQUESTED = "requested",
+  /**
+   * The order change is pending.
+   */
+  PENDING = "pending",
+  /**
+   * The order change is canceled.
+   */
+  CANCELED = "canceled",
+}
+
+export enum OrderChangeType {
+  RETURN = "return",
+  EXCHANGE = "exchange",
+  CLAIM = "claim",
+  EDIT = "edit",
+}