[Bug]: unstable integration test caused by paramtable.GetNodeID

[weiliu1031]

Is there an existing issue for this?

• [X] I have searched the existing issues

Environment

- Milvus version: 2.4 and master
- Deployment mode(standalone or cluster):
- MQ type(rocksmq, pulsar or kafka):    
- SDK version(e.g. pymilvus v2.0.0rc2):
- OS(Ubuntu or CentOS): 
- CPU/Memory: 
- GPU: 
- Others:

Current Behavior

cause paramtable is global single instance, which cause paramtable.GetNodeID may return wrong server id in integration test.

Expected Behavior

No response

Steps To Reproduce

No response

Milvus Log

No response

Anything else?

No response

[weiliu1031]

/assign