docs: rename auth user to auth identity (#7400)

* docs: rename auth user to auth identity

* updated protected routes guide

* Update www/apps/resources/app/commerce-modules/auth/examples/page.mdx

Co-authored-by: Stevche Radevski <sradevski@live.com>

* store/me -> store/customers/me

* change scope to type

* remove soon notes

---------

Co-authored-by: Stevche Radevski <sradevski@live.com>

www/apps/resources/app/commerce-modules/auth/module-options/page.mdx

@@ -195,7 +195,7 @@ Follow [this Google documentation](https://developers.google.com/identity/protoc
       
       A string indicating the URL to redirect to in your app after the authentication has been successful.
 
-      If not provided, the Medusa application's callback route just returns a JSON with the JWT token of the auth user.
+      If not provided, the Medusa application's callback route just returns a JSON with the JWT token of the auth identity.
       
       </Table.Cell>
       <Table.Cell>