feat(connector): [Stripe] Add support for WeChat Pay and Qr code support in next action

[Sangamesh26]

Type of Change

• New feature

Description

Add support for WeChat Pay, we chat pay in stripe doesn't follow redirection.Qr code url is given in the next action, this qr code has to be shown in sdk.

API contract for WeChat Pay:

    "payment_method": "wallet",
    "payment_method_type": "we_chat_pay",
    "payment_method_data": {
        "wallet": {
            "we_chat_pay": {}
        }
    },

Additional Changes

• This PR modifies the API contract

Motivation and Context

Add support for WeChat Pay payment method

How did you test it?

Manual

Qr code url in next action

Qr code

Checklist

• I formatted the code cargo +nightly fmt --all
• I addressed lints thrown by cargo clippy
• I reviewed submitted code