session: reserve bootstrap versions for v8.1.x (#54266)

[ti-chi-bot]

This is an automated cherry-pick of #54266

What problem does this PR solve?

Issue Number: close #54267, ref #53440

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

Attention: Patch coverage is 50.00000% with 1 line in your changes missing coverage. Please review.

Please upload report for BASE (release-8.2@50d888e). Learn more about missing BASE report.

Additional details and impacted files

@@               Coverage Diff                @@
##             release-8.2     #54272   +/-   ##
================================================
  Coverage               ?   55.7568%           
================================================
  Files                  ?       1639           
  Lines                  ?     606638           
  Branches               ?          0           
================================================
  Hits                   ?     338242           
  Misses                 ?     245261           
  Partials               ?      23135           

Flag	Coverage Δ
integration	36.6757% <0.0000%> (?)
unit	71.7930% <50.0000%> (?)

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

Components	Coverage Δ
dumpling	52.9656% <0.0000%> (?)
parser	∅ <0.0000%> (?)
br	52.7355% <0.0000%> (?)

[ti-chi-bot]

[LGTM Timeline notifier]

Timeline:

• 2024-06-27 06:36:35.121937507 +0000 UTC m=+874321.607426337: ☑️ agreed by D3Hunter.
• 2024-06-27 09:52:13.228130053 +0000 UTC m=+886059.713618886: ☑️ agreed by Leavrth.

[easonn7]

/approve

[ti-chi-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: D3Hunter, easonn7, Leavrth

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Needs approval from an approver in each of these files:

• OWNERS [D3Hunter,Leavrth]
• br/OWNERS [Leavrth]
• pkg/session/OWNERS [easonn7]

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