refactor: centralize V2 delete payment method endpoint

[Krriishhhhhh]

Type of Change

• [ ] Bugfix
• [ ] New feature
• [ ] Enhancement
• [x] Refactoring
• [ ] Dependency updates
• [ ] Documentation
• [ ] CI/CD

Description

Centralizes the Delete Payment Method V2 endpoint by moving it from PaymentHelpersV2.res into APIUtils.res, improving maintainability and consistency with V1 endpoints.

Fixes https://github.com/juspay/hyperswitch/issues/9317

📋 Changes Made

APIUtils.res

• ✅ Added DeletePaymentMethodV2 variant to apiCallV2 type
• ✅ Added pmSessionId: option<string> to apiParams type
• ✅ Extended generateApiUrl function to handle V2 update payment method path
• ✅ Organized V2 endpoints under clear case pattern matching

PaymentHelpersV2.res

• ✅ Replaced hardcoded URL
• ✅ Removed direct endpoint construction

How did you test it?

Only build test

Checklist

• [x] I ran npm run re:build
• [x] I reviewed submitted code
• [ ] I added unit tests for my changes where possible

[semanticdiff-com[bot]]

Review changes with  

[sakksham7]

Hey @Krriishhhhhh you have added the usage of generateApiUrl correctly, can you also please add how fetchApiWithLogging is used, for reference you can see fetchPaymentMethodList in PaymentHelpers.res

[Krriishhhhhh]

@sakksham7 i made the changes , also while running npm run re:build i am getting these warnings

I am unsure whether to remove that unwanted code or not .

[AbhishekChorotiya]

Hey @Krriishhhhhh , Thank you for your contribution! Please fill this form: Link

[Krriishhhhhh]

Hey @AbhishekChorotiya , thanks for the review , just wanted to ask what is the purpose of the form?