[Fix][Doc] Fix hybrid cluster deployment document display error (#7306)

Author: Hisoka-X

docs/en/seatunnel-engine/hybrid-cluster-deployment.md

@@ -178,10 +178,6 @@ hazelcast:
 TCP is the recommended method for use in a standalone SeaTunnel Engine cluster.
 
 Alternatively, Hazelcast provides several other service discovery methods. For more details, please refer to [Hazelcast Network](https://docs.hazelcast.com/imdg/4.1/clusters/setting-up-clusters)
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
-
-sidebar_position: 5
--------------------
 
 ### 5.3 IMap Persistence Configuration