Update app.py

app.py

@@ -35,7 +35,6 @@ if "selected_model" not in st.session_state:
 models = {
     "llama3-70b-8192": {"name": "Llama 3 70B", "tokens": 8192, "developer": "Meta"},
     "llama3-8b-8192": {"name": "Llama 3 8B", "tokens": 8192, "developer": "Meta"},
-    "llama2-70b-4096": {"name": "Llama 2 70B", "tokens": 4096, "developer": "Meta"},
     "gemma-7b-it": {"name": "Gemma 7B", "tokens": 8192, "developer": "Google"},
     "mixtral-8x7b-32768": {
         "name": "Mixtral-8x7B",