[CI] Optimize nightly CI (#3858)

### What this PR does / why we need it?
This patch optimize nightly CI:
1. Bug fixes ais_bench get None repo_type error
2. Fix A2 install kubectl error with arm arch
3. Fix the multi_node CI unable to determine whether the job was
successful error
### Does this PR introduce _any_ user-facing change?

### How was this patch tested?


- vLLM version: v0.11.0rc3
- vLLM main:
83f478bb19

---------

Signed-off-by: wangli <wangli858794774@gmail.com>

.github/workflows/_e2e_nightly_single_node.yaml

@@ -49,12 +49,10 @@ concurrency:
 
 jobs:
   e2e-nightly:
-    name: e2e-nightly
+    name: ${{ inputs.tests }}
     runs-on: ${{ inputs.runner }}
     container:
       image: ${{ inputs.image }}
-      env:
-        VLLM_USE_MODELSCOPE: True
     steps:
       - name: Check npu and CANN info
         run: |
@@ -111,5 +109,4 @@ jobs:
           VLLM_USE_MODELSCOPE: True
           VLLM_CI_RUNNER: ${{ inputs.runner }}
         run: |
-          # TODO: enable more tests
           pytest -sv ${{ inputs.tests }}