planner: fix a panic caused by sinking a Limit with inlined Proj into IndexLookUp when accessing a partition table (#25063)

[ti-srebot]

cherry-pick #25063 to release-5.1
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# In tidb repo:
git pr https://github.com/pingcap/tidb/pull/25541

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git push [email protected]:ti-srebot/tidb.git pr/25541:release-5.1-b07942836fa9

---

What problem does this PR solve?

Issue Number: close #24636

Problem Summary: planner: fix a panic caused by sinking a Limit with inlined Proj into IndexLookUp when accessing a partition table

What is changed and how it works?

The root cause is that the two features Limit Sinking and Inline Projection are not compatible with each other under partition tables.

Check List

Tests

• Unit test

Release note

• planner: fix a panic caused by sinking a Limit with inlined Proj into IndexLookUp when accessing a partition table

[ti-chi-bot]

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[ti-chi-bot]

@ti-srebot: 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.

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[ti-srebot]

/run-all-tests

[ti-srebot]

@qw4990 you're already a collaborator in bot's repo.

[qw4990]

Close due to duplicated