planner: Columns in string pruning (#32626) (#32721)

[ti-srebot]

cherry-pick #32721 to release-5.4
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/32927

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

git push [email protected]:ti-srebot/tidb.git pr/32927:release-5.4-7bf5e4e23ea0

---

What problem does this PR solve?

Issue Number: close #32626

Problem Summary:

What is changed and how it works?

Only int and time type of columns was enabled to prune partitions in RANGE COLUMNS IN conditions.

This also enables String type columns

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

Enable partition pruning for RANGE COLUMNS partitioning on IN conditions and string type columns

[ti-chi-bot]

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[ti-srebot]

/run-all-tests

[ti-srebot]

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

[mjonss]

Blocked by #31865 (needed to resolve merge conflict).