fix: [2.5] fix privilege group list and list collections

[shaoting-huang]

cherry-pick from: #38684
related: #37031

[codecov]

Codecov Report

Attention: Patch coverage is 98.24561% with 1 line in your changes missing coverage. Please review.

Project coverage is 81.04%. Comparing base (bca21bd) to head (9c2369a).
Report is 5 commits behind head on 2.5.

Files with missing lines	Patch %	Lines
pkg/util/paramtable/rbac_param.go	98.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##              2.5   #38738      +/-   ##
==========================================
- Coverage   81.05%   81.04%   -0.01%     
==========================================
  Files        1381     1381              
  Lines      195110   195117       +7     
==========================================
- Hits       158137   158129       -8     
- Misses      31404    31420      +16     
+ Partials     5569     5568       -1     

Components	Coverage Δ
Client	78.26% <ø> (ø)
Core	69.33% <ø> (ø)
Go	83.02% <98.24%> (-0.01%)	⬇️

Files with missing lines	Coverage Δ
internal/rootcoord/root_coord.go	87.75% <100.00%> (-0.13%)	⬇️
internal/rootcoord/show_collection_task.go	100.00% <100.00%> (ø)
pkg/util/constant.go	96.82% <ø> (ø)
pkg/util/paramtable/rbac_param.go	99.23% <98.00%> (-0.77%)	⬇️

... and 29 files with indirect coverage changes

[tedxu]

/lgtm
/approve

[sre-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: shaoting-huang, tedxu

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