bootstrap: create sysvars for password validation during upgrade

[CbcWestwolf]

What problem does this PR solve?

Issue Number: close #55838

Problem Summary:

#38953 forgot to modify mysql.global_variables during upgrading

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 78.57143% with 3 lines in your changes missing coverage. Please review.

Project coverage is 56.5845%. Comparing base (027f01b) to head (32884bf).
Report is 538 commits behind head on master.

Additional details and impacted files

@@                Coverage Diff                @@
##             master     #56052         +/-   ##
=================================================
- Coverage   72.8742%   56.5845%   -16.2898%     
=================================================
  Files          1604       1736        +132     
  Lines        446838     628944     +182106     
=================================================
+ Hits         325630     355885      +30255     
- Misses       101150     248927     +147777     
- Partials      20058      24132       +4074     

Flag	Coverage Δ
integration	38.1603% <0.0000%> (?)
unit	72.0063% <78.5714%> (+0.0155%)	⬆️

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

Components	Coverage Δ
dumpling	52.9567% <ø> (ø)
parser	∅ <ø> (∅)
br	63.0336% <ø> (+17.4032%)	⬆️

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[CbcWestwolf]

/hold

[CbcWestwolf]

/unhold

[CbcWestwolf]

/retest

[ti-chi-bot]

[APPROVALNOTIFIER] This PR is NOT APPROVED

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[tiprow]

@CbcWestwolf: The following test failed, say /retest to rerun all failed tests or /retest-required to rerun all mandatory failed tests:

Test name	Commit	Details	Required	Rerun command
fast_test_tiprow	32884bf	link	true	/test fast_test_tiprow

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[ti-chi-bot]

PR needs rebase.

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[ti-chi-bot]

@CbcWestwolf: The following test failed, say /retest to rerun all failed tests or /retest-required to rerun all mandatory failed tests:

Test name	Commit	Details	Required	Rerun command
pull-integration-e2e-test	32884bf	link	true	/test pull-integration-e2e-test

Full PR test history. Your PR dashboard.

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes/test-infra repository. I understand the commands that are listed here.