milvus: [Bug]: When setting a password for the root of Milvus, it does not work. The root user can log in with any password

Is there an existing issue for this?

• I have searched the existing issues

Environment

- Milvus version:2.3.0-gpu-beta
- Deployment mode(standalone or cluster):standalone 
- MQ type(rocksmq, pulsar or kafka):    
- SDK version(e.g. pymilvus v2.0.0rc2):
- OS(Ubuntu or CentOS): Ubuntu 
- CPU/Memory: 
- GPU: 
- Others:

Current Behavior

1、When setting a password for the root of Milvus, it does not work. The root user can log in with any password；

2、The created sub users cannot use the search function, as they do not have permission；

Expected Behavior

No response

Steps To Reproduce

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Milvus Log

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Anything else?

No response