Fix doc for A2 series and cleanup note (#3307)

### What this PR does / why we need it?
Fix doc for A2 series and cleanup note

### Does this PR introduce _any_ user-facing change?
No

### How was this patch tested?
CI passed

- vLLM version: v0.11.0rc3
- vLLM main:
vllm-project/vllm@releases/v0.11.0

Signed-off-by: Yikun Jiang <[email protected]>

Author: Yikun

docs/source/tutorials/multi-node_dsv3.2.md

@@ -95,8 +95,8 @@ Run the following command to start the container in each node(This guide suppose
 ```{code-block} bash
    :substitutions:
 # Update the vllm-ascend image
-# export IMAGE=quay.io/ascend/vllm-ascend:v0.11.0rc0-a3-deepseek-v3.2-exp
-export IMAGE=quay.nju.edu.cn/ascend/vllm-ascend:v0.11.0rc0-a3-deepseek-v3.2-exp
+# export IMAGE=quay.io/ascend/vllm-ascend:v0.11.0rc0-deepseek-v3.2-exp
+export IMAGE=quay.nju.edu.cn/ascend/vllm-ascend:v0.11.0rc0-deepseek-v3.2-exp
 export NAME=vllm-ascend
 
 # Run the container using the defined variables
@@ -132,6 +132,9 @@ docker run --rm \
 ```{code-block} bash
    :substitutions:
 # Update the vllm-ascend image
+# openEuler:
+# export IMAGE=quay.io/ascend/vllm-ascend:v0.11.0rc0-a3-openeuler-deepseek-v3.2-exp
+# Ubuntu:
 # export IMAGE=quay.io/ascend/vllm-ascend:v0.11.0rc0-a3-deepseek-v3.2-exp
 export IMAGE=quay.nju.edu.cn/ascend/vllm-ascend:v0.11.0rc0-a3-deepseek-v3.2-exp
 export NAME=vllm-ascend
@@ -174,10 +177,6 @@ docker run --rm \
 ::::
 :::::
 
-:::{note}
-We also provide openEuler based image, just need to replace `IMAGE` to `quay.io/ascend/vllm-ascend:v0.11.0rc0-a3-openeuler-deepseek-v3.2-exp`
-:::
-
 :::::{tab-set}
 ::::{tab-item} DeepSeek-V3.2-Exp A3 series