## Problem
With #45211 and #45218 merged, we don't need the `_Shadcn_` suffix
anymore
## Solution
- [x] Remove the `_Shadcn_` suffix
- [x] Update exports and imports
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## Summary by CodeRabbit
* **Refactor**
* Standardized UI component exports by removing legacy naming
conventions and providing direct imports for checkbox and radio group
components throughout the design system.
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