### What this PR does / why we need it? This PR fixes a bug in the moe_mlp module by correcting the arguments passed to the torch_npu.npu_dequant_swiglu_quant function.It properly converts group_list from a cumulative sum to counts for the group_index parameter. ### Does this PR introduce _any_ user-facing change? No - vLLM version: v0.12.0 - vLLM main: https://github.com/vllm-project/vllm/main --------- Signed-off-by: tanqingshan (A) <50050625@china.huawei.com> Signed-off-by: tanqingshan (A) <50050625@china.huawei.com> Co-authored-by: tanqingshan (A) <50050625@china.huawei.com> Co-authored-by: Mercykid-bash <ruanche0218@gmail.com>