Update app.py

app.py

@@ -180,11 +180,11 @@ random_seed: 0
 """ 
     stock_config = f"""
 models:
-  - model: mistralai/Mistral-7B-v0.1
+  - model: meta-llama/Meta-Llama-3-8B
   - model: {models[0]["Model"]}
   - model: {models[1]["Model"]}
 merge_method: model_stock
-base_model: mistralai/Mistral-7B-v0.1
+base_model: meta-llama/Meta-Llama-3-8B
 dtype: bfloat16    
 """
     yaml_config = random.choices([slerp_config, dare_config, stock_config], weights=[0.3, 0.6, 0.1], k=1)[0]