Add wallet error alert to swaps flow

[walmat]

Fixes APP-2254

What changed (plus any additional context for devs)

1. Swap Provider Enhancement

Error Handling

• Added showWalletErrorAlert helper function import
• Implemented wallet error alert when wallet is not available during swap
• Maintained existing error feedback (haptic notification)

Code Organization

• Added error handling in swap provider's wallet check
• Integrated with existing haptics feedback system
• Improved user feedback for wallet-related errors

2. Support Helper Integration

Alert Implementation

• Utilized centralized showWalletErrorAlert from support helpers
• Standardized wallet error messaging across the app
• Improved error handling consistency

User Experience

• Added clear error messaging for wallet-related issues
• Maintained haptic feedback for error states
• Improved user guidance during error scenarios

3. Code Structure Improvements

Dependencies

• Added new import for support helper
• Maintained existing haptics implementation
• Integrated with existing swap provider logic

This PR improves error handling in the swap flow by adding standardized wallet error alerts, providing better user feedback while maintaining existing error handling patterns.

Screen recordings / screenshots

n/a

What to test

damaged wallet state trying to swap

[linear]

APP-2254 Issue: Hold to Swap not prompting "An Error Occurred" Damaged Wallet state prompt

[brunobar79]

Launch in simulator or device for cbf8005

[derHowie]

I noticed your commit message. Had this been overwritten recently? Might be good to highlight if we're creating extra work for you 😓