Incorrect validation of addresses

[andrewf414]

In src/address/use-add-address.tsx the validation checks that there is state_or_province and postal_code, yet neither of these are required within BC. So I am hitting an issue of adding an address, that does not have a state, and it is erroring.
This also affects useUpdateAddress

[jorgemasta]

Hey @andrewf414, based on the BigCommerce documentation that fields are required when you create a new address.

https://developer.bigcommerce.com/api-reference/store-management/customers-v3/customer-addresses/customersaddressespost