[FIX] account: don't enforce test journal currency
[FIX] account: don't enforce test journal currency

It was causing some tests failure due to 22f0da809e84618901b7ca4b78582abd64c03c55

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