Remove undo/redo functionality from DataMapperHeader component

[KCSAbeywickrama]

Purpose

$subject

Summary by CodeRabbit

• Refactor
  • Removed undo/redo controls from the Data Mapper header; these controls are no longer displayed to users.
  • No public API or prop changes; existing behavior elsewhere remains unchanged.

_{✏️ Tip: You can customize this high-level summary in your review settings.}

[coderabbitai]

Walkthrough

A single JSX expression that invoked and rendered the undo/redo group was removed from the DataMapperHeader component; the undo/redo UI is no longer rendered inside the header's RightContainer.

Changes

Cohort / File(s)	Summary
DataMapperHeader UI cleanup workspaces/ballerina/data-mapper/src/components/DataMapper/Header/DataMapperHeader.tsx	Removed conditional invocation of undoRedoGroup() from the header's RightContainer; undo/redo UI no longer rendered in header.

Estimated code review effort

🎯 1 (Trivial) | ⏱️ ~3 minutes

• Files to spot-check: DataMapperHeader.tsx (ensure no leftover references or unused imports related to the removed element).

Suggested reviewers

• hevayo
• gigara
• KavinduZoysa

🐰 I nudged a line, the buttons hopped away,
Quiet in the header, they chose to stay at bay.
One tiny change, a cleaner view to see,
I nibble code crumbs and hum with glee. ✨

Pre-merge checks and finishing touches

❌ Failed checks (1 warning)

Check name	Status	Explanation	Resolution
Description check	⚠️ Warning	The description is incomplete and largely empty, containing only a Purpose header with a placeholder '$subject' instead of actual content.	Complete the description by filling in the Purpose section with actual details and include at least Goals and Approach sections to explain why and how the undo/redo functionality is being removed.

✅ Passed checks (2 passed)

Check name	Status	Explanation
Title check	✅ Passed	The title accurately reflects the main change: removal of undo/redo rendering from the DataMapperHeader component, which is directly supported by the raw summary.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.

✨ Finishing touches

• 📝 Generate docstrings

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Post copyable unit tests in a comment

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📜 Recent review details

Configuration used: CodeRabbit UI

Review profile: CHILL

Plan: Pro

📥 Commits

Reviewing files that changed from the base of the PR and between aa6dc31 and 3c13055.

📒 Files selected for processing (1)

• workspaces/ballerina/data-mapper/src/components/DataMapper/Header/DataMapperHeader.tsx (0 hunks)

💤 Files with no reviewable changes (1)

• workspaces/ballerina/data-mapper/src/components/DataMapper/Header/DataMapperHeader.tsx

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