aggregator prompt typo

app.py

@@ -396,7 +396,7 @@ Here are step-by-step instructions:
         - Comment: {{the comment of interest}}
         - Feedback: {{your short feedback}}
 
-Here are the guidelines that were followed to generate the feedback list originally: {agent_prompt}.
+Here are the guidelines that were followed to generate the feedback lists originally: {agent_prompt}.
 """
 
 # Set page to wide mode