Revert "fix(backend): enable noDelay for relay connector to fix chain failover"

This reverts commit 51cbd4b9de.

springboot-backend/src/main/java/com/admin/common/utils/GostUtil.java

@@ -51,10 +51,6 @@ public class GostUtil {
 
             JSONObject connector = new JSONObject();
             connector.put("type", "relay");
-            // 启用 noDelay 以确保连接错误能立即传播，使故障转移正常工作
-            JSONObject connectorMetadata = new JSONObject();
-            connectorMetadata.put("nodelay", true);
-            connector.put("metadata", connectorMetadata);
 
             Node node_info = node_s.get(chainTunnel.getNodeId());
             JSONObject node = new JSONObject();