enhance: Add secondary index for querynode segment manager

[congqixia]

Related to #37630

Add secondary index with vchannel to reduce GetBy rlock holding time when segment number is large.

[sre-ci-robot]

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• internal/querynodev2/segments/OWNERS [congqixia]
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[codecov]

Codecov Report

Attention: Patch coverage is 83.18584% with 38 lines in your changes missing coverage. Please review.

Project coverage is 81.04%. Comparing base (7a5aea1) to head (a7c88f8).
Report is 4 commits behind head on master.

Files with missing lines	Patch %	Lines
internal/querynodev2/segments/segment_filter.go	62.71%	21 Missing and 1 partial ⚠️
internal/querynodev2/segments/manager.go	90.30%	10 Missing and 6 partials ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master   #38311      +/-   ##
==========================================
- Coverage   81.08%   81.04%   -0.05%     
==========================================
  Files        1372     1373       +1     
  Lines      191671   191704      +33     
==========================================
- Hits       155412   155359      -53     
- Misses      30762    30833      +71     
- Partials     5497     5512      +15     

Components	Coverage Δ
Client	74.58% <ø> (ø)
Core	68.83% <ø> (ø)
Go	83.15% <83.18%> (-0.06%)	⬇️

Files with missing lines	Coverage Δ
pkg/util/metautil/channel.go	88.00% <100.00%> (+0.32%)	⬆️
internal/querynodev2/segments/manager.go	77.92% <90.30%> (+1.81%)	⬆️
internal/querynodev2/segments/segment_filter.go	62.71% <62.71%> (ø)

... and 33 files with indirect coverage changes

[tedxu]

/lgtm