planner, util/ranger: fix wrong optimize order by (#30273)

[xuyifangreeneyes]

cherry-pick #30273 to release-5.3

What problem does this PR solve?

Issue Number: close #30271

Problem Summary:
isSameValue may use wrong collation.

What is changed and how it works?

Use CollationBin for comparing datums in isSameValue.

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

fix a bug when reducing order by clause for the index which leads to the wrong result.

[ti-chi-bot]

[REVIEW NOTIFICATION]

This pull request has been approved by:

• time-and-fate
• xiongjiwei

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[xuyifangreeneyes]

/cc @wjhuang2016 @xiongjiwei

[xuyifangreeneyes]

/cc @winoros

[winoros]

/merge

[ti-chi-bot]

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

Commit hash: 1935627

[xuyifangreeneyes]

/run-mysql-test

[xuyifangreeneyes]

/run-mysql-test

[guo-shaoge]

/run-mysql-test

[ti-chi-bot]

@xuyifangreeneyes: Your PR was out of date, I have automatically updated it for you.

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[guo-shaoge]

/merge