Treat balance task with released source segment as stale (#26453)

[yah01]

/kind improvement
pr: #26453

[mergify]

@yah01 Please associate the related pr of master to the body of your Pull Request. (eg. “pr: #”)

[yah01]

pr: #26453

[mergify]

@yah01 ut workflow job failed, comment rerun ut can trigger the job again.

[mergify]

@yah01 E2e jenkins job failed, comment /run-cpu-e2e can trigger the job again.

[mergify]

@yah01 ut workflow job failed, comment rerun ut can trigger the job again.

[mergify]

@yah01 ut workflow job failed, comment rerun ut can trigger the job again.

[mergify]

@yah01 ut workflow job failed, comment rerun ut can trigger the job again.

[codecov]

Codecov Report

Merging #26498 (ca1b7f5) into 2.2.0 (4110e39) will decrease coverage by 0.01%.
Report is 9 commits behind head on 2.2.0.
The diff coverage is 64.28%.

@@            Coverage Diff             @@
##            2.2.0   #26498      +/-   ##
==========================================
- Coverage   80.97%   80.97%   -0.01%     
==========================================
  Files         773      773              
  Lines      110683   110769      +86     
==========================================
+ Hits        89629    89690      +61     
- Misses      17674    17699      +25     
  Partials     3380     3380              

Files Changed	Coverage Δ
internal/querycoordv2/task/scheduler.go	78.50% <64.28%> (-0.08%)	⬇️

... and 35 files with indirect coverage changes

[xiaofan-luan]

/lgtm
/approve

[sre-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

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