fix variable

app.py

@@ -297,6 +297,7 @@ def main() -> None:
     rg.init(
         api_url=os.getenv("ARGILLA_API_URL"),
         api_key=os.getenv("ARGILLA_API_KEY"),
+        workspace=ARGILLA_API_URL
     )
 
     # Fetch the data initially
@@ -390,7 +391,7 @@ def main() -> None:
     scheduler.start()
             
     # Launch the Gradio interface
-    demo.launch(workspace=ARGILLA_API_URL)
+    demo.launch()
 
 
 if __name__ == "__main__":