rebase: adapt to vLLM v0.29 APIs

Signed-off-by: tzhouam <tzhouam@connect.ust.hk>

vllm_omni/benchmarks/patch/patch.py

@@ -2975,7 +2975,9 @@ async def benchmark(
             "duration": benchmark_duration,
             "completed": metrics.completed,
             "total_input_tokens": metrics.total_input,
+            "total_input_sequences": metrics.total_input_sequences,
             "request_throughput": metrics.request_throughput,
+            "input_sequence_throughput": metrics.input_sequence_throughput,
             "total_token_throughput": metrics.total_token_throughput,
             "input_lens": [output.prompt_len for output in outputs],
             "errors": [output.error for output in outputs],