[FIX] sale: _prepare_invoice_line
[FIX] sale: _prepare_invoice_line

When creating an invoice from a SO, the field 'sale_layout_cat_id'
must be passed from each SO line to each invoice line.

opw:656981
Closes #9157

hip-odoo/odoo,stephen144/odoo,storm-computers/odoo,dfang/odoo,microcom/odoo,laslabs/odoo,laslabs/odoo,hip-odoo/odoo,stephen144/odoo,Elico-Corp/odoo_OCB,laslabs/odoo,ygol/odoo,microcom/odoo,Elico-Corp/odoo_OCB,optima-ict/odoo,hip-odoo/odoo,storm-computers/odoo,dfang/odoo,bplancher/odoo,storm-computers/odoo,Elico-Corp/odoo_OCB,laslabs/odoo,ygol/odoo,laslabs/odoo,ygol/odoo,stephen144/odoo,storm-computers/odoo,hip-odoo/odoo,bplancher/odoo,hip-odoo/odoo,bplancher/odoo,microcom/odoo,stephen144/odoo,Elico-Corp/odoo_OCB,ygol/odoo,storm-computers/odoo,laslabs/odoo,storm-computers/odoo,optima-ict/odoo,optima-ict/odoo,dfang/odoo,sysadminmatmoz/OCB,stephen144/odoo,hip-odoo/odoo,ygol/odoo,dfang/odoo,dfang/odoo,bplancher/odoo,sysadminmatmoz/OCB,optima-ict/odoo,sysadminmatmoz/OCB,stephen144/odoo,Elico-Corp/odoo_OCB,optima-ict/odoo,Elico-Corp/odoo_OCB,ygol/odoo,sysadminmatmoz/OCB,sysadminmatmoz/OCB,optima-ict/odoo,dfang/odoo,microcom/odoo,sysadminmatmoz/OCB,microcom/odoo,bplancher/odoo,sysadminmatmoz/OCB,ygol/odoo,microcom/odoo,bplancher/odoo