finance/ruby-braintree: update to 4.4.0

4.2.0 (2021-06-21)

* Add default? to PaymentMethodNonce (thanks @klouvas)
* Add error code TaxAmountIsRequiredForAibSwedish for attribute tax_amount
  in transaction key for AIB:Domestic Transactions in Sweden

4.3.0 (2021-07-15)

* Add a log message to the ArgumentError at TransactionGateway.find
* Add exchange_rate_quote_id to Transaction.create
* Add error code ExchangeRateQuoteIdTooLong to Transaction
* Add the following fields to ApplePayCard and GooglePayCard:
- commercial
- debit
- durbin_regulated
- healthcare
- payroll
- prepaid
- product_id
- country_of_issuance
- issuing_bank
* Add the following fields to PayPalDetails:
- tax_id
- tax_id_type

4.4.0 (2021-08-05)

* Sanitize encrypted_card_data logs
* Add LocalPaymentExpired and LocalPaymentFunded webhook notification
  support

(taca)