Revert "Revert "Preserve case for RowType's field name and JSON content when CAST""

[hantangwangd]

This reverts commit 9c13a6a.

Description

This PR add back the changes in PR #21869 as discussed in #22604 (comment). And add a release note of fixing the incorrect behaviors with duplicate field names in RowType that maybe omitted in #21869.

Test Plan

Unit Tests

Contributor checklist

• Please make sure your submission complies with our development, formatting, commit message, and attribution guidelines.
• PR description addresses the issue accurately and concisely. If the change is non-trivial, a GitHub Issue is referenced.
• Documented new properties (with its default value), SQL syntax, functions, or other functionality.
• If release notes are required, they follow the release notes guidelines.
• Adequate tests were added if applicable.
• CI passed.

Release Notes

== RELEASE NOTES ==

General Changes
* Fix incorrect behaviors when defining duplicate field names in RowType and throw exception uniformly. 

[github-actions]

Codenotify: Notifying subscribers in CODENOTIFY files for diff b4af7c4...9234f87.

Notify	File(s)
@steveburnett	presto-docs/src/main/sphinx/admin/properties.rst presto-docs/src/main/sphinx/functions/json.rst

[steveburnett]

LGTM! (docs)

Pull updated branch, new local build of docs. Thanks!