Enhancement to mitigate response included in user message

src/distilabel_dataset_generator/sft.py

@@ -151,6 +151,13 @@ def _run_pipeline(result_queue, num_turns, num_rows, system_prompt, token: str =
                 generation_kwargs={
                     "temperature": 0.8,  # it's the best value for Llama 3.1 70B Instruct
                     "do_sample": True,
+                    "stop_sequences": [
+                        "<|eot_id|>",
+                        "<|end_of_text|>",
+                        "<|start_header_id|>",
+                        "<|end_header_id|>",
+                        "assistant"
+                    ]
                 },
                 api_key=token,
             ),