[FIX] account: compute_fiscalyear_dates non leap years
[FIX] account: compute_fiscalyear_dates non leap years

Before this commit, when the fiscal year was setting to 29/02.
The function that compute the fiscal year dates gives an error.
This occurs when the date passed as parameter wasn't a leap year.

Now, for the non leap years we use the 28/02.

opw-1917035

closes odoo/odoo#29932
ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo