fix: model prediction remove chat template

prediction.py

@@ -119,8 +119,7 @@ class ModelPrediction:
         # inference endpoint costs HF per Hour 3.6$/h -> 0.001 $ per second
         # https://huggingface.co/docs/inference-endpoints/en/pricing?utm_source=chatgpt.com
         cost_per_second=0.001
-        response = outputs[0]["generated_text"][-1]
-        print(response)
+        response = outputs[0]["generated_text"][-1]['content']
         return {
             "response": response, 
             "cost": elapsed_time * cost_per_second