Fix synced timetick not updated properly (#23697)

[longjiquan]

/kind improvement /kind bug

[sre-ci-robot]

@longjiquan: The label(s) kind/improment cannot be applied, because the repository doesn't have them.

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/kind improment /kind bug

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[mergify[bot]]

@longjiquan Please associate the related issue to the body of your Pull Request. (eg. “issue: #”)

[longjiquan]

/kind improvement

[mergify[bot]]

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

[longjiquan]

rerun ut

[codecov[bot]]

Codecov Report

Merging #23700 (ef13a0d) into 2.2.0 (51f5a12) will decrease coverage by 0.28%. The diff coverage is 50.00%.

@@            Coverage Diff             @@
##            2.2.0   #23700      +/-   ##
==========================================
- Coverage   80.89%   80.61%   -0.28%     
==========================================
  Files         718      713       -5     
  Lines      101217   101289      +72     
==========================================
- Hits        81879    81655     -224     
- Misses      16139    16435     +296     
  Partials     3199     3199              

Impacted Files	Coverage Δ
internal/rootcoord/timeticksync.go	82.30% <50.00%> (+0.07%)	:arrow_up:

... and 94 files with indirect coverage changes

[czs007]

/approve /lgtm

[sre-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: czs007, longjiquan

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