bootstrap: correctly increment the bootstrap version

[Reminiscent]

What problem does this PR solve?

Issue Number: close #33163

Problem Summary:
correctly increment the bootstrap version

What is changed and how it works?

correctly increment the bootstrap version

Check List

Tests

• Unit test
• Integration test
• Manual test (add detailed scripts or steps below)
• No code

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

None

[ti-chi-bot]

[REVIEW NOTIFICATION]

This pull request has been approved by:

• morgo
• qw4990

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After your PR has acquired the required number of LGTMs, you can assign this pull request to the committer in the list by filling /assign @committer in the comment to help you merge this pull request.

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[Reminiscent]

/merge

[ti-chi-bot]

This pull request has been accepted and is ready to merge.

Commit hash: df3085b

[Reminiscent]

/rebuild

[Reminiscent]

/run-check-issue-triage-complete

[sre-bot]

Code Coverage Details: https://codecov.io/github/pingcap/tidb/commit/6be62dab534f1c00918d8c0168ae104ea5dfddad

[Reminiscent]

/merge

[Reminiscent]

/run-unit-test

[Reminiscent]

/merge

[Reminiscent]

/run-unit-test

[Reminiscent]

/merge

[Reminiscent]

/merge

[ti-chi-bot]

@Reminiscent: Your PR was out of date, I have automatically updated it for you.

At the same time I will also trigger all tests for you:

/run-all-tests

If the CI test fails, you just re-trigger the test that failed and the bot will merge the PR for you after the CI passes.

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