POS Brazil Version 4.19.2

Fixes:

• POS is now passing correctly return reason to the sale document
• User no longer gets warned that product is out of stock if it is a non-stock product
• "Promotion only takes place in this store: " and "coupons are only issued from this store: " settings are now respected by the POS
• Fixed issue with processing  returns with Cayan payment integration in `v4.18.0`