Update del

Signed-off-by: shiyu22 <shiyu.chen@zilliz.com>

milvus_client.py

@@ -51,9 +51,9 @@ class MilvusClient(PyOperator):
     def shared_type(self):
         return SharedType.NotShareable
 
-    def __del__(self):
-        if connections.has_connection(self._connect_name):
-            try:
-                connections.disconnect(self._connect_name)
-            except:
-                pass
+    # def __del__(self):
+    #     if connections.has_connection(self._connect_name):
+    #         try:
+    #             connections.disconnect(self._connect_name)
+    #         except:
+    #             pass