[skip ci] Update proxy network partition chaos (#8146)

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

tests/python_client/chaos/chaos_objects/chaos_partition_proxy.yaml → tests/python_client/chaos/chaos_objects/chaos_proxy_network_partition.yaml

 apiVersion: chaos-mesh.org/v1alpha1
 kind: NetworkChaos
 metadata:
-  name: test-proxy-partition
+  name: test-proxy-network-partition
   namespace: chaos-testing
 spec:
   action: partition

tests/python_client/chaos/chaos_objects/testcases.yaml

@@ -150,8 +150,8 @@ Collections:
           query: fail
   -
     testcase:
-      name: test_partition_proxy
-      chaos: chaos_pratition_proxy.yaml
+      name: test_proxy_network_partition
+      chaos: chaos_proxy_network_partition.yaml
       expectation:
         cluster_1_node:
           create: fail