fix: unstable integration test caused by paramtable.GetNodeID

[weiliu1031]

issue: #37908
pr: #37909
cause paramtable is global single instance, which cause paramtable.GetNodeID may return wrong server id in integration test.

This PR use node.GetNodeID to replace paramtable.GetNodeID

[congqixia]

/lgtm

[czs007]

/approve

[sre-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: congqixia, czs007, weiliu1031

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• internal/querynodev2/OWNERS [congqixia,czs007]

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[codecov]

Codecov Report

Attention: Patch coverage is 33.33333% with 4 lines in your changes missing coverage. Please review.

Project coverage is 80.59%. Comparing base (0bd2617) to head (6436e14).
Report is 1 commits behind head on 2.4.

Files with missing lines	Patch %	Lines
internal/querynodev2/services.go	33.33%	3 Missing and 1 partial ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##              2.4   #37910      +/-   ##
==========================================
- Coverage   80.63%   80.59%   -0.04%     
==========================================
  Files        1069     1069              
  Lines      166978   166979       +1     
==========================================
- Hits       134643   134579      -64     
- Misses      27930    27979      +49     
- Partials     4405     4421      +16     

Files with missing lines	Coverage Δ
internal/querynodev2/delegator/delegator_data.go	88.47% <ø> (-0.09%)	⬇️
internal/querynodev2/services.go	86.54% <33.33%> (-0.65%)	⬇️

... and 34 files with indirect coverage changes

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