fix: improve switch interaction and raycast behavior

[Limitex]

Summary

Changes

• Refactored animation system using UdonSharp
• Improved switch mechanism with isolated animation transitions
• Fixed raycast interaction areas
• Disabling unnecessary raycast targets
• Adjusted radio toggle checkmark size
• Removed unused sprite assets

Technical Details

• Replaced existing switch component with UdonSharp implementation
• Modified raycast target areas to improve interaction accuracy
• Adjusted UI element properties to prevent unintended raycast interactions
• Performed cleanup by removing unused assets