Make Marlin incompatible AWQ models work

[bjmsong]

Motivation

Relate to https://github.com/sgl-project/sglang/issues/3571, some AWQ models are incompatible with marlin kernels.

Modifications

Use unoptimized kernel if the models are incompatible with marlin kernels.

test script

python examples/runtime/engine/offline_batch_inference.py --model=${DeepSeek-V2-Lite-Chat-AWQ} --trust-remote-code

refer to this PR

Checklist

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