Main2main upgrade vllm to 0318 commit (#7412)

### What this PR does / why we need it?
Upgrade vllm commit to 0318. 

Main content: Added a pre-operation for cleaning up and waiting(default
max 50s) for the completion of the clean up of the NPU memory to some
test cases that failed due to the failure to release the NPU memory in a
timely manner when the previous test cases were executed.

### Does this PR introduce _any_ user-facing change?
NA

### How was this patch tested?
NA

- vLLM version: v0.17.0
- vLLM main:
4497431df6

---------

Signed-off-by: leo-pony <nengjunma@outlook.com>

.github/workflows/dockerfiles/Dockerfile.lint

@@ -27,7 +27,7 @@ RUN apt-get update -y && \
 
 ARG VLLM_REPO=https://github.com/vllm-project/vllm.git
 # For lint purpose, actually we need make a main2main matching.
-ARG VLLM_COMMIT=8a680463fab3bc9e6760417cd5c0a6aa58283065
+ARG VLLM_COMMIT=8b6325758cce5f9c36d38f2462edbd368b97a07c
 RUN git clone $VLLM_REPO /vllm-workspace/vllm && \
     cd /vllm-workspace/vllm && \
     git checkout $VLLM_COMMIT