[CI]enable chunked prefill by default (#4569)

set `enable_chunked_prefill` to True for e2e test by default to keep the
same behavior with vLLM

- vLLM version: v0.11.2

Signed-off-by: wangxiyuan <wangxiyuan1007@gmail.com>

tests/e2e/multicard/test_prefix_caching.py

@@ -58,7 +58,6 @@ INPUT_PROMPTS = [
 ]
 
 
-@pytest.mark.skip(reason="Fix me, the accuracy is not correct")
 @pytest.mark.parametrize("model", MODELS)
 @pytest.mark.parametrize("max_tokens", [50])
 def test_prefix_cache_with_v1_scheduler(model: str, max_tokens: int) -> None: