enhance: [2.3] Add concurrency for datacoord segment GC

[SimFG]

issue: #29553
pr: #29561
/kind improvement

[mergify]

@SimFG Please associate the related pr of master to the body of your Pull Request. (eg. “pr: #”)

[mergify]

@SimFG E2e jenkins job failed, comment /run-cpu-e2e can trigger the job again.

[SimFG]

pr: #29561

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (67313cc) 82.16% compared to head (fc4a430) 82.15%.
Report is 8 commits behind head on 2.3.

Additional details and impacted files

@@            Coverage Diff             @@
##              2.3   #29557      +/-   ##
==========================================
- Coverage   82.16%   82.15%   -0.02%     
==========================================
  Files         833      833              
  Lines      119714   119742      +28     
==========================================
+ Hits        98361    98371      +10     
- Misses      18136    18146      +10     
- Partials     3217     3225       +8     

Files	Coverage Δ
internal/datacoord/garbage_collector.go	90.88% <100.00%> (+3.03%)	⬆️
pkg/util/paramtable/component_param.go	98.28% <100.00%> (+<0.01%)	⬆️

... and 15 files with indirect coverage changes

[mergify]

@SimFG E2e jenkins job failed, comment /run-cpu-e2e can trigger the job again.

[SimFG]

/run-cpu-e2e

[SimFG]

/run-cpu-e2e

[mergify]

@SimFG E2e jenkins job failed, comment /run-cpu-e2e can trigger the job again.

[SimFG]

/run-cpu-e2e

[xiaofan-luan]

/lgtm
/approve

[sre-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: SimFG, xiaofan-luan

The full list of commands accepted by this bot can be found here.

The pull request process is described here

Needs approval from an approver in each of these files:

• internal/datacoord/OWNERS [xiaofan-luan]
• pkg/util/OWNERS [xiaofan-luan]

Approvers can indicate their approval by writing /approve in a comment
Approvers can cancel approval by writing /approve cancel in a comment