feat: Remove returning token from customer and user endpoints (#7523)

* chore: Move generateJwtToken to utils

* feat: Stop returning token on user and customer endpoints

packages/core/js-sdk/src/admin/index.ts

@@ -179,7 +179,6 @@ export class Admin {
     ) => {
       return this.client.fetch<{
         customer: HttpTypes.AdminCustomer
-        token: string
       }>(`/admin/customers`, {
         method: "POST",
         headers,

packages/core/js-sdk/src/store/index.ts

@@ -349,7 +349,6 @@ export class Store {
     ) => {
       return this.client.fetch<{
         customer: HttpTypes.StoreCustomer
-        token: string
       }>(`/store/customers`, {
         method: "POST",
         headers,