docs: change config snippets to use defineConfig (#7546)

www/apps/resources/app/architectural-modules/file/local/page.mdx

@@ -12,6 +12,12 @@ The Local File Provider Module stores files uploaded to your Medusa application
 
 ## Install the Local File Module
 
+<Note>
+
+The Local File Module is installed by default in your application.
+
+</Note>
+
 To install the Local File Provider Module, run the following command in the directory of your Medusa application:
 
 ```bash npm2yarn
@@ -27,10 +33,13 @@ The File Module accepts one provider only.
 </Note>
 
 ```js title="medusa-config.js"
+const { Modules } = require("@medusajs/modules-sdk")
+
+// ...
+
 module.exports = {
   // ...
   modules: {
-    // ...
     [Modules.FILE]: {
       resolve: "@medusajs/file",
       options: {

www/apps/resources/app/architectural-modules/file/s3/page.mdx

@@ -85,6 +85,10 @@ The File Module accepts one provider only.
 </Note>
 
 ```js title="medusa-config.js"
+const { Modules } = require("@medusajs/modules-sdk")
+
+// ...
+
 module.exports = {
   // ...
   modules: {