### What this PR does / why we need it?
This reverts commit 42bcad7e9b. The commit
cause accuracy decrease of qwen3Next, 150 items of gsm8k, 98 -> 91.
- vLLM version: v0.18.0
- vLLM main:
6a9cceb219
Signed-off-by: Your Name <you@example.com>
Co-authored-by: Your Name <you@example.com>