feat(core): send customer_name to connectors when creating customer

[Narayanbhat166]

Type of Change

• Refactoring

Description

This PR adds the support for sending customer_name to the connectors when creating the customer at the connectors end.

Additional Changes

• This PR modifies the API contract
• This PR modifies the database schema
• This PR modifies application configuration/environment variables

Motivation and Context

Passing customer name to the connector might be required for metadata scanning to evaluate the payment score and risk associated with a payment.

How did you test it?

• Create a payment for stripe connector with customer id, email and customer name.

curl --location 'https://sandbox.hyperswitch.io/payments' \
--header 'Content-Type: application/json' \
--header 'api-key: dev_16svHskpygTeiHAoy6RsRf3YxKlSV67FhT5P49UvfA73P1sTG1Tm6VG58a2B79Il' \
--data-raw '{
    "amount": 696969,
    "currency": "USD",
    "confirm": true,
    "name": "John Cena",
    "capture_method": "automatic",
    "phone": "999999999",
    "phone_country_code": "+65",
    "customer_id": "new_stripe_customer_7",
    "email": "[email protected]",
    "description": "Its my first payment request",
    "authentication_type": "no_three_ds",
    "payment_method": "card",
    "payment_method_type": "credit",
    "payment_method_data": {
        "card": {
            "card_number": "4242424242424242",
            "card_exp_month": "10",
            "card_exp_year": "25",
            "card_holder_name": "joseph Doe",
            "card_cvc": "123"
        }
    },
    "billing": {
        "address": {
            "line1": "1467",
            "line2": "Harrison Street",
            "line3": "Harrison Street",
            "city": "San Fransico",
            "state": "California",
            "zip": "94122",
            "country": "US",
            "first_name": "joseph",
            "last_name": "Doe"
        }
    },
    "shipping": {
        "address": {
            "line1": "1467",
            "line2": "Harrison Street",
            "line3": "Harrison Street",
            "city": "San Fransico",
            "state": "California",
            "zip": "94122",
            "country": "US",
            "first_name": "joseph",
            "last_name": "Doe"
        }
    },
    "statement_descriptor_name": "joseph",
    "statement_descriptor_suffix": "JS",
    "metadata": {
        "key1":"hello"
    }
}'

• Check the customer name at stripe dashboard.

Checklist

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