[FIX] account: don't require a company in tax_templates
[FIX] account: don't require a company in tax_templates

We want to force the tax template to be blank always, because multiple companies can potentially use this template to create taxes. We want consistency company-wise.

ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo