docs (nextjs): fsd app replaced with fsd pages in en comments (feature-sliced#786)

Author: midas-png

i18n/en/docusaurus-plugin-content-docs/current/guides/tech/with-nextjs.mdx

@@ -102,7 +102,7 @@ the FSD project structure inside the `src` folder. You should still also add the
 │   ├── app            # FSD app folder
 │   ├── entities
 │   ├── features
-│   ├── pages          # FSD app folder
+│   ├── pages          # FSD pages folder
 │   ├── shared
 │   ├── widgets
 ```