### What this PR does / why we need it?
Fix bugs introduced by
bc67696a02
1. fix getting num_local_experet error in vllm_adaptor
2. fix w1_scale type error in
moe_mlp.quant_apply_mlp.npu_dequant_swiglu_quant in w4a8 quantized
scenario
- vLLM version: v0.12.0
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Signed-off-by: 白永斌 <baiyongbin3@h-partners.com>
Signed-off-by: 欧派果奶我还要 <47294568+845473182@users.noreply.github.com>
Co-authored-by: 白永斌 <baiyongbin3@h-partners.com>
Co-authored-by: gemini-code-assist[bot] <176961590+gemini-code-assist[bot]@users.noreply.github.com>
Co-authored-by: wangxiyuan <wangxiyuan1007@gmail.com>