Remove duplicated code in routes.py (#8565)

* Update routes.py

* add changeset

---------

Co-authored-by: gradio-pr-bot <gradio-pr-bot@users.noreply.github.com>

.changeset/slick-dancers-lie.md

@@ -0,0 +1,5 @@
+---
+"gradio": minor
+---
+
+feat:Remove duplicated code in `routes.py`

gradio/routes.py

@@ -382,7 +382,7 @@ def main(request: fastapi.Request, user: str = Depends(get_current_user)):
                 request=request, route_path="/", root_path=app.root_path
             )
             if (app.auth is None and app.auth_dependency is None) or user is not None:
-                config = app.get_blocks().config
+                config = blocks.config
                 config = route_utils.update_root_in_config(config, root)
             elif app.auth_dependency:
                 raise HTTPException(
@@ -392,7 +392,7 @@ def main(request: fastapi.Request, user: str = Depends(get_current_user)):
                 config = {
                     "auth_required": True,
                     "auth_message": blocks.auth_message,
-                    "space_id": app.get_blocks().space_id,
+                    "space_id": blocks.space_id,
                     "root": root,
                 }