[skip ci]Update e2e test script (#10918)

Signed-off-by: Nzhuwenxing <wenxing.zhu@zilliz.com>

.github/workflows/pod-kill-chaos-test.yaml

@@ -74,8 +74,7 @@ jobs:
           # check whether port-forward success
           nc -vz 127.0.0.1 19530
           # check whether milvus server is healthy
-          wget https://raw.githubusercontent.com/milvus-io/pymilvus/v2.0.0rc6/examples/hello_milvus.py
-          python hello_milvus.py
+          python scripts/hello_milvus.py
       
       - name: Chaos Test
         timeout-minutes: 15
@@ -100,7 +99,7 @@ jobs:
           sleep 20s
           nc -vz 127.0.0.1 19530
 
-          python hello_milvus.py
+          python scripts/hello_milvus.py
 
       - name: Data Consist Test
         timeout-minutes: 5
@@ -122,7 +121,7 @@ jobs:
           sleep 20s
           nc -vz 127.0.0.1 19530
 
-          python hello_milvus.py
+          python scripts/hello_milvus.py
 
       - name: Export logs
         if: ${{ always() }}