docs: update imports and package names across docs (#9375)

* docs: update imports and package names across docs
+ reference configs

* generate files

* fix import

* change preview to rc

www/apps/book/app/customization/customize-admin/widget/page.mdx

@@ -34,7 +34,7 @@ export const highlights = [
 
 ```tsx title="src/admin/widgets/product-brand.tsx" highlights={highlights}
 import { defineWidgetConfig } from "@medusajs/admin-sdk"
-import { DetailWidgetProps, AdminProduct } from "@medusajs/types"
+import { DetailWidgetProps, AdminProduct } from "@medusajs/framework/types"
 import { useEffect, useState } from "react"
 import { Container, Heading } from "@medusajs/ui"