br: precheck disk space only when checkpoint first run (#58525)

[ti-chi-bot]

This is an automated cherry-pick of #58525

What problem does this PR solve?

Issue Number: ref #54316

Problem Summary:
precheck disk space does not distinguish checkpoint recorded data.

What changed and how does it work?

skip prechecking disk space when br is not first run.

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 NOT APPROVED

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Please upload report for BASE (release-8.5@9a5b05a). Learn more about missing BASE report.

Additional details and impacted files

@@               Coverage Diff                @@
##             release-8.5     #58538   +/-   ##
================================================
  Coverage               ?   56.8886%           
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  Files                  ?       1770           
  Lines                  ?     627463           
  Branches               ?          0           
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  Hits                   ?     356955           
  Misses                 ?     246404           
  Partials               ?      24104           

Flag	Coverage Δ
integration	36.7066% <100.0000%> (?)
unit	72.6457% <0.0000%> (?)

Flags with carried forward coverage won't be shown. Click here to find out more.

Components	Coverage Δ
dumpling	52.8711% <0.0000%> (?)
parser	∅ <0.0000%> (?)
br	52.2839% <0.0000%> (?)