planner: check schema stale for plan cache when forUpdateRead (#22381)

[ti-srebot]

cherry-pick #22381 to release-5.0
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# In tidb repo:
git pr https://github.com/pingcap/tidb/pull/23435

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---

What problem does this PR solve?

Issue Number: #21498 will also affected plan cache.

Problem Summary:

What is changed and how it works?

What's Changed: when the plan is using forUpdateRead, we need to use the latest schema to check if plan is valid.

How it Works:

Update schema version when required.

Related changes

• Need to cherry-pick to the release-4.0

Check List

Tests

• Unit test

Release note

• Fix a bug that plan cache may use stable schema version.

[ti-srebot]

/run-all-tests

[ti-srebot]

@you06 you're already a collaborator in bot's repo.

[eurekaka]

/lgtm

[ti-chi-bot]

[REVIEW NOTIFICATION]

This pull request has been approved by:

• eurekaka
• winoros

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[zz-jason]

/merge

[ti-chi-bot]

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

Commit hash: ce8ea9b

[zz-jason]

/merge

[zz-jason]

/merge

[ti-chi-bot]

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