Change Sales/Tax/Default Tax Destination Calculation

Change Sales/Tax/Default Tax Destination Calculation

for more information on how this logic works:

vars config:

• defaultCountryId
• defaultRegionId
• defaultPostcode

vendor/magento/module-tax/Model/TaxConfigProvider.php
vendor/magento/module-checkout/view/frontend/web/js/model/new-customer-address.js