Revert "[FIX] purchase: fix dropship use case in anglo saxon with perpetual valuation."
Revert "[FIX] purchase: fix dropship use case in anglo saxon with perpetual valuation."

This reverts commit a57b10dbd534c9a2e4a691783d74902a68abfbd8. This has to be fixed in 8.0, and moreover it uses fields defined in sale only so the fix must be done in stock_dropshipping module

laslabs/odoo,ygol/odoo,dfang/odoo,microcom/odoo,storm-computers/odoo,dfang/odoo,storm-computers/odoo,ygol/odoo,microcom/odoo,laslabs/odoo,hip-odoo/odoo,laslabs/odoo,ygol/odoo,microcom/odoo,bplancher/odoo,storm-computers/odoo,dfang/odoo,dfang/odoo,storm-computers/odoo,Elico-Corp/odoo_OCB,bplancher/odoo,laslabs/odoo,dfang/odoo,dfang/odoo,ygol/odoo,bplancher/odoo,Elico-Corp/odoo_OCB,hip-odoo/odoo,laslabs/odoo,hip-odoo/odoo,hip-odoo/odoo,ygol/odoo,microcom/odoo,bplancher/odoo,microcom/odoo,hip-odoo/odoo,hip-odoo/odoo,ygol/odoo,Elico-Corp/odoo_OCB,Elico-Corp/odoo_OCB,Elico-Corp/odoo_OCB,bplancher/odoo,ygol/odoo,microcom/odoo,laslabs/odoo,Elico-Corp/odoo_OCB,storm-computers/odoo,storm-computers/odoo,bplancher/odoo