### What this PR does / why we need it?
When using dynamic eplb, moe load is not imported. We fix this problem
by modifying the return value of hidden states in torchair.
### Does this PR introduce _any_ user-facing change?
### How was this patch tested?
DeepseekV3 in A3.
- vLLM version: v0.11.0rc3
- vLLM main: https://github.com/vllm-project/vllm/commit/v0.11.0
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Signed-off-by: daishixun <dsxsteven@sina.com>