fix(medeusa): Transform query includes options should only be added to allowed props if there is already at least one allowed props (#3362)

**What**
when `fields` only contain includes options, it should return the entire object plus the include options. If the fields contains the included options + other fields, it should only return the requested fields + the included options

integration-tests/api/__tests__/admin/swaps.js

@@ -301,7 +301,7 @@ describe("/admin/swaps", () => {
 
         // ********* CREATE SWAP *********
         const createSwap = await api.post(
-          `/admin/orders/${completedOrder.data.data.id}/swaps?fields=returnable_items`,
+          `/admin/orders/${completedOrder.data.data.id}/swaps`,
           {
             return_items: [
               {
@@ -318,13 +318,6 @@ describe("/admin/swaps", () => {
           }
         )
 
-        expect(createSwap.data.order.returnable_items).toHaveLength(1)
-        expect(createSwap.data.order.returnable_items[0]).toEqual(
-          expect.objectContaining({
-            id: "line-item",
-          })
-        )
-
         let swap = createSwap.data.order.swaps[0]
 
         // ********* PREPARE SWAP CART *********