*: fix affected rows metrics to make it compatiable with multi-queries (#55877)

[ti-chi-bot]

This is an automated cherry-pick of #55877

What problem does this PR solve?

Issue Number: close #55875

Problem Summary:

What changed and how does it work?

Set it in executor.

Check List

Tests

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

1. start a cluster
2. use multi-queries to insert data, e.g. insert; insert; insert;
3. compare QPS(insert) and Affected Rows(insert)

This PR:

Master:

• 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

[ti-chi-bot]

@xhebox This PR has conflicts, I have hold it.
Please resolve them or ask others to resolve them, then comment /unhold to remove the hold label.

[ti-chi-bot]

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

To merge this cherry pick:

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[ti-chi-bot]

[APPROVALNOTIFIER] This PR is NOT APPROVED

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[BornChanger]

/test pull-br-integration-test

[tiprow]

@BornChanger: No presubmit jobs available for pingcap/[email protected]

In response to this:

/test pull-br-integration-test

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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/unit-test	d349f53	link	true	/test unit-test
pull-br-integration-test	d349f53	link	false	/test pull-br-integration-test

Full PR test history. Your PR dashboard.

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