statistics: add upper bound of retry for sync load (#52658)

[ti-chi-bot]

This is an automated cherry-pick of #52658

What problem does this PR solve?

Issue Number: close #52657

Problem Summary:

What changed and how does it work?

We find if the sync load task fails to run, it will retry forever.

Check List

Tests

• Unit test
• Integration test
• Manual test (add detailed scripts or steps below)
• No need to test

  • I checked and no code files have been changed.

Side effects

• Performance regression: Consumes more CPU
• Performance regression: Consumes more Memory
• Breaking backward compatibility

Documentation

• Affects user behaviors
• Contains syntax changes
• Contains variable changes
• Contains experimental features
• Changes MySQL compatibility

Release note

Please refer to Release Notes Language Style Guide to write a quality release note.

None

[ti-chi-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: hawkingrei, winoros

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[ti-chi-bot]

[LGTM Timeline notifier]

Timeline:

• 2024-05-16 09:43:06.55726776 +0000 UTC m=+1732740.314403333: ☑️ agreed by hawkingrei.
• 2024-05-16 09:47:02.706866742 +0000 UTC m=+1732976.464002315: ☑️ agreed by winoros.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

❗ No coverage uploaded for pull request base (release-7.5@19b3128). Click here to learn what that means.

Additional details and impacted files

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Flag	Coverage Δ
unit	72.1603% <100.0000%> (?)

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Components	Coverage Δ
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parser	∅ <0.0000%> (?)
br	53.4850% <0.0000%> (?)