Update app.py

app.py

@@ -93,7 +93,7 @@ class StorytellerWorkflow(Workflow):
             2. [Second choice on its own line]
             """
 
-        llm = Groq(model="llama3-8b-8192", api_key=GROQ_API_KEY)
+        llm = Groq(model="llama-3.1-8b-instant", api_key=GROQ_API_KEY)
         response = await llm.acomplete(prompt)
         response_text = str(response)