[3908842][QW]x_studio_no_next_payment_till

# Done by ELU on the 07/05/2024
# Reviewed by SEA on the 22/05/2024
# Review:https://pastebin.com/q2QxuThK
# Need: Having a date for invoicing purpose set as today when the order is comfirmed
# Task: https://www.odoo.com/odoo/project.task/3908842?cids=1
for order in self:
    if order.state == 'sale':
        order['x_studio_no_next_payment_till'] = datetime.datetime.today()