executor: fix the issue that tiflash cop throw exception Income key ranges is empty for region: 211 (#52763)

[ti-chi-bot]

This is an automated cherry-pick of #52763

What problem does this PR solve?

Issue Number: close #52762

Problem Summary:

What changed and how does it work?

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

All modified and coverable lines are covered by tests ✅

❗ No coverage uploaded for pull request base (release-7.5@b5825e7). Click here to learn what that means.

Additional details and impacted files

@@               Coverage Diff                @@
##             release-7.5     #52774   +/-   ##
================================================
  Coverage               ?   71.9783%           
================================================
  Files                  ?       1410           
  Lines                  ?     409444           
  Branches               ?          0           
================================================
  Hits                   ?     294711           
  Misses                 ?      94894           
  Partials               ?      19839           

Flag	Coverage Δ
unit	71.9783% <100.0000%> (?)

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

Components	Coverage Δ
dumpling	53.9913% <0.0000%> (?)
parser	∅ <0.0000%> (?)
br	53.3553% <0.0000%> (?)

[windtalker]

LGTM

[ti-chi-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: SeaRise, windtalker

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[ti-chi-bot]

[LGTM Timeline notifier]

Timeline:

• 2024-04-22 02:46:31.754986149 +0000 UTC m=+824610.866032790: ☑️ agreed by SeaRise.
• 2024-05-06 07:20:48.976328796 +0000 UTC m=+860202.733464369: ☑️ agreed by windtalker.