executor: fix panic during update stmt (#36230)

[ti-srebot]

cherry-pick #36230 to release-6.1
You can switch your code base to this Pull Request by using git-extras:

# In tidb repo:
git pr https://github.com/pingcap/tidb/pull/36528

After apply modifications, you can push your change to this PR via:

git push git@github.com:ti-srebot/tidb.git pr/36528:release-6.1-c76888143cd1

---

What problem does this PR solve?

Issue Number: close #32311

Problem Summary:

CheckUpdateList may cause panic by out of range due to schema changed.

What is changed and how it works?

This request fixed it

Check List

Tests

• Unit test
• Manual test (add detailed scripts or steps below)

Release note

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

None

[ti-chi-bot]

[REVIEW NOTIFICATION]

This pull request has been approved by:

• Yisaer
• hawkingrei

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[ti-srebot]

/run-all-tests

[ti-srebot]

@Yisaer you're already a collaborator in bot's repo.

[sre-bot]

Code Coverage Details: https://codecov.io/github/pingcap/tidb/commit/94bc7232a74c8d628c30ab345ed1da84a1fc9cfe

[hawkingrei]

/merge

[ti-chi-bot]

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

Commit hash: af41a74

[hawkingrei]

/merge

[hawkingrei]

/run-mysql-test

[hawkingrei]

/run-mysql-test

[Yisaer]

/run-mysql-test

[Yisaer]

/run-mysql-test

[ti-chi-bot]

@ti-srebot: Your PR was out of date, I have automatically updated it for you.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

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