fix(admin-ui, admin): Add missing regions relation (#6824)

.changeset/angry-bottles-happen.md

@@ -0,0 +1,6 @@
+---
+"@medusajs/admin-ui": patch
+"@medusajs/admin": patch
+---
+
+fix(admin-ui, admin): Add missing regions relation

packages/admin-ui/ui/src/domain/discounts/details/index.tsx

@@ -23,7 +23,7 @@ const Edit = () => {
 
   const { discount, isLoading, error } = useAdminDiscount(
     id!,
-    { expand: "rule,rule.conditions" },
+    { expand: "rule,rule.conditions,regions" },
     {
       enabled: !!id,
     }