enhance: Make sure every segment only trigger flush task once by channel.flushTs.

[aoiasd]

No description provided.

[mergify]

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[mergify]

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

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 83.13%. Comparing base (bfd8867) to head (1b5f9db).
Report is 3 commits behind head on 2.3.

Additional details and impacted files

@@           Coverage Diff           @@
##              2.3   #33034   +/-   ##
=======================================
  Coverage   83.12%   83.13%           
=======================================
  Files         850      850           
  Lines      106591   106591           
=======================================
+ Hits        88604    88612    +8     
+ Misses      14689    14684    -5     
+ Partials     3298     3295    -3     

Files	Coverage Δ
internal/datanode/segment_sync_policy.go	100.00% <100.00%> (ø)

... and 10 files with indirect coverage changes

[aoiasd]

/run-cpu-e2e

[mergify]

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

[aoiasd]

/run-cpu-e2e

[mergify]

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

[XuanYang-cn]

LGTM

[congqixia]

/lgtm

[sre-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

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[congqixia]

/kind branch-feature

[aoiasd]

/run-cpu-e2e