br: fix br integration test (#53836)

[ti-chi-bot]

This is an automated cherry-pick of #53836

What problem does this PR solve?

Issue Number: close #53835

Problem Summary:

What changed and how does it work?

1. fix br integration test br_txn and br_full_ddl.
2. add br integration test for corruption of snapshot/log backup file.

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

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 4 lines in your changes missing coverage. Please review.

Please upload report for BASE (release-7.1@831d9c1). Learn more about missing BASE report.

Additional details and impacted files

@@               Coverage Diff                @@
##             release-7.1     #56078   +/-   ##
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  Coverage               ?   73.4667%           
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  Files                  ?       1212           
  Lines                  ?     380963           
  Branches               ?          0           
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  Hits                   ?     279881           
  Misses                 ?      83219           
  Partials               ?      17863           

[ti-chi-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: 3pointer, Leavrth

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• OWNERS [3pointer,Leavrth]

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[ti-chi-bot]

[LGTM Timeline notifier]

Timeline:

• 2024-11-07 05:27:49.230813312 +0000 UTC m=+1105182.069968858: ☑️ agreed by Leavrth.
• 2024-11-07 06:45:55.189298801 +0000 UTC m=+1109868.028454348: ☑️ agreed by 3pointer.