* [PW-2029] New charged currency config field

* [PW-2029] Charged currency default value

* [PW-2029] Charged currency config getter

* [PW-2029] Removing unused setOpenInvoiceData() in Redirect block class

* [PW-2029] New charged currency column for sales_order table

* [PW-2029] Event observer to save order's charged currency for future use in refunds

* [PW-2029] ChargedCurrency.php helper class for orders, quotes, stores and refunds

* [PW-2029] Using the ChargedRefund helper

* [PW-2029] Fix broken unit test because of new AdyenInitiateTerminalApi dependency

* [PW-2029] AdyenAmountCurrency model

* [PW-2029] Using AdyenAmountCurrency model

* [PW-2029] Adding discount and tax amount for items in ChargedCurrency model

* [PW-2029] Setting discount and tax amount for items

* [PW-2029] Getting tax and discount amount for items in CheckoutDataBuilder

* [PW-2029] Adjusting CaptureDataBuilder to use new AmountCurrency model

* [PW-2029] ChargedCurrency php docs

* [PW-2029] Removing use statements from AdyenSalesOrderChargedCurrencyObserver

* [PW-2029] Saving base or display in adyen_charged_currency instead of currency code on order placement

* [PW-2029] Using new AdyenAmountCurrency model

* [PW-2029] AdyenAmountCurrency for partial PBM

* [PW-2029] AdyenAmountCurrency in Capture and Refund builders

* [PW-2029] Renaming orderAmount var for code smell

* [PW-2029] Removing redundant boolean literal

* Version 7.0.0 bump

* [PW-2029] Extra usages of ChargedCurrency helper

* [PW-2029] Removed charged currency config field from admin panel

* [PW-2029] Adjusting usage of currency in Cron.php

* [PW-2029] Code styling

* Fix phpcs
Co-authored-by: attilak <attila.kiss@adyen.com>