[ADD] l10n_multilang: allow to translate account tag
[ADD] l10n_multilang: allow to translate account tag

Account tags are used to describe accounts and contains text that makes ense to
be translated for multilangue CoA

Closes #14527

ygol/odoo,ygol/odoo,hip-odoo/odoo,hip-odoo/odoo,ygol/odoo,ygol/odoo,ygol/odoo,hip-odoo/odoo,dfang/odoo,hip-odoo/odoo,hip-odoo/odoo,dfang/odoo,dfang/odoo,dfang/odoo,dfang/odoo,ygol/odoo,dfang/odoo,hip-odoo/odoo,ygol/odoo