chore: upgrade new wallet API definitions

[mastro993]

Short description

This PR updates the API definitions for new wallet flows

List of changes proposed in this pull request

• Updated api_pagopa_walletv3 and api_pagopa_ecommerce definitions
• Small refactoring to accomodate API changes

How to test

Tests should solve correclty

[codecov]

Codecov Report

Attention: 1 lines in your changes are missing coverage. Please review.

Comparison is base (235cafb) 67.52% compared to head (a997d49) 67.50%.
Report is 1 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #340      +/-   ##
==========================================
- Coverage   67.52%   67.50%   -0.02%     
==========================================
  Files         156      156              
  Lines        5272     5272              
  Branches      615      616       +1     
==========================================
- Hits         3560     3559       -1     
- Misses       1711     1712       +1     
  Partials        1        1              

Files	Coverage Δ
src/features/wallet/payloads/paymentMethods.ts	100.00% <ø> (ø)
src/features/wallet/payloads/transactions.ts	60.00% <ø> (ø)
src/features/wallet/utils/onboarding.ts	69.23% <0.00%> (-5.77%)	⬇️

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