fix: CustomerGroups missing features in the clients (#1159)

* feat: support for query params in customer groups retrieve method

* feat: add `useAdminDeleteCustomerGroup`hook

* fix: formatting

* fix: pass `query` object in `useAdminCustomerGroup` hook

Co-authored-by: fPolic <frane@medusajs.com>

packages/medusa-js/src/resources/admin/customer-groups.ts

@@ -7,6 +7,7 @@ import {
   AdminCustomerGroupsDeleteRes,
   AdminPostCustomerGroupsGroupCustomersBatchReq,
   AdminDeleteCustomerGroupsGroupCustomerBatchReq,
+  AdminGetCustomerGroupsGroupParams,
 } from "@medusajs/medusa"
 import qs from "qs"
 
@@ -32,13 +33,21 @@ class AdminCustomerGroupsResource extends BaseResource {
    * Retrieves a customer group.
    *
    * @param id - customer group id
+   * @param query - pass query options such as "expand", "fields" etc.
    * @param customHeaders
    */
   retrieve(
     id: string,
+    query?: AdminGetCustomerGroupsGroupParams,
     customHeaders: Record<string, any> = {}
   ): ResponsePromise<AdminCustomerGroupsRes> {
-    const path = `/admin/customer-groups/${id}`
+    let path = `/admin/customer-groups/${id}`
+
+    if (query) {
+      const queryString = qs.stringify(query)
+      path += `?${queryString}`
+    }
+
     return this.client.request("GET", path, {}, {}, customHeaders)
   }
   /**
@@ -58,9 +67,9 @@ class AdminCustomerGroupsResource extends BaseResource {
   }
 
   /**
-   * Deletes a cusotmer group.
+   * Deletes a customer group.
    *
-   * @param id - id of the customer gorup
+   * @param id - id of the customer group
    * @param customHeaders
    */
   delete(