[AlphaCommerceHub] Whether the `Street1`, `Street2`, `City`, `Zip`, `Country` parameters are related to a shipping address, or to a billing address?

These parameter are documented in the «AlphaHPP» → «Paypage Request Reference» → «Request a Paypage Session» table:

Billing Address

Implemented in 1.0.2.

https://github.com/mage2pro/alphacommercehub/issues/89