fix(profile): capture eight Flash vLLM decode steps

Author: Oseltamivir

benchmarks/single_node/dsv4_fp4_b300_vllm_mtp.sh

@@ -48,7 +48,7 @@ PROFILE_ARGS=()
 if [[ "${PROFILE:-}" == "1" ]]; then
     PROFILER_CONFIG="{\"profiler\":\"torch\",\"torch_profiler_dir\":\"${VLLM_TORCH_PROFILER_DIR:-/workspace/}\"}"
     if [[ "$MODEL" == "deepseek-ai/DeepSeek-V4-Flash" ]]; then
-        PROFILER_CONFIG="{\"profiler\":\"torch\",\"torch_profiler_dir\":\"${VLLM_TORCH_PROFILER_DIR:-/workspace/}\",\"ignore_frontend\":true,\"delay_iterations\":1,\"max_iterations\":3,\"active_iterations\":3,\"torch_profiler_with_stack\":false}"
+        PROFILER_CONFIG="{\"profiler\":\"torch\",\"torch_profiler_dir\":\"${VLLM_TORCH_PROFILER_DIR:-/workspace/}\",\"ignore_frontend\":true,\"delay_iterations\":1,\"max_iterations\":8,\"active_iterations\":8,\"torch_profiler_with_stack\":false}"
     fi
     PROFILE_ARGS=(
         --profiler-config