docs: update read-only links (#12468)

www/apps/resources/app/examples/guides/quote-management/page.mdx

@@ -371,7 +371,7 @@ import CartModule from "@medusajs/medusa/cart"
 
 export default defineLink(
   {
-    ...QuoteModule.linkable.quote,
+    linkable: QuoteModule.linkable.quote.id,
     field: "cart_id",
   },
   CartModule.linkable.cart,
@@ -402,7 +402,7 @@ import CustomerModule from "@medusajs/medusa/customer"
 
 export default defineLink(
   {
-    ...QuoteModule.linkable.quote,
+    linkable: QuoteModule.linkable.quote.id,
     field: "customer_id",
   },
   CustomerModule.linkable.customer,
@@ -427,7 +427,7 @@ import OrderModule from "@medusajs/medusa/order"
 
 export default defineLink(
   {
-    ...QuoteModule.linkable.quote,
+    linkable: QuoteModule.linkable.quote.id,
     field: "order_change_id",
   },
   OrderModule.linkable.orderChange,
@@ -452,11 +452,11 @@ import OrderModule from "@medusajs/medusa/order"
 
 export default defineLink(
   {
-    ...QuoteModule.linkable.quote,
+    linkable: QuoteModule.linkable.quote.id,
     field: "draft_order_id",
   },
   {
-    ...OrderModule.linkable.order.id,
+    linkable: OrderModule.linkable.order.id,
     alias: "draft_order",
   },
   {