types: fix convert float to uint (#42063)

[ti-chi-bot]

This is an automated cherry-pick of #42063

What problem does this PR solve?

Issue Number: close #41733

Problem Summary:

What is changed and how it works?

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

Please refer to Release Notes Language Style Guide to write a quality release note.

None

[ti-chi-bot]

[APPROVALNOTIFIER] This PR is NOT APPROVED

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[ti-chi-bot]

This cherry pick PR is for a release branch and has not yet been approved by release team.
Adding the do-not-merge/cherry-pick-not-approved label.

To merge this cherry pick, it must first be approved by the collaborators.

AFTER it has been approved by collaborators, please ping the release team in a comment to request a cherry pick review.

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[codecov]

Codecov Report

❗ No coverage uploaded for pull request base (release-6.5@e44839c). Click here to learn what that means.
The diff coverage is n/a.

Additional details and impacted files

@@               Coverage Diff                @@
##             release-6.5     #45668   +/-   ##
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  Coverage               ?   73.6676%           
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  Files                  ?       1081           
  Lines                  ?     346862           
  Branches               ?          0           
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  Hits                   ?     255525           
  Misses                 ?      74920           
  Partials               ?      16417           

[ti-chi-bot]

PR needs rebase.

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[ti-chi-bot]

@ti-chi-bot: The following tests failed, say /retest to rerun all failed tests or /retest-required to rerun all mandatory failed tests:

Test name	Commit	Details	Required	Rerun command
idc-jenkins-ci-tidb/build	aa71419	link	true	/test build
idc-jenkins-ci-tidb/check_dev_2	aa71419	link	true	/test check-dev2
idc-jenkins-ci-tidb/check_dev	aa71419	link	true	/test check-dev
idc-jenkins-ci-tidb/unit-test	aa71419	link	true	/test unit-test
idc-jenkins-ci-tidb/mysql-test	aa71419	link	true	/test mysql-test

Full PR test history. Your PR dashboard.

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