Hide the 'Pay Now' button for invoices which transactions total amount equals their total amount. When the total amount of all transactions related to the invoice is equal to or greater than the total amount of said invoice, the 'Pay Now' button should no longer be displayed. task-2527323 closes odoo/odoo#95262 X-original-commit: de81225d39e7951ea9a63e24bab3a0138a6942e3 Signed-off-by: Achraf <abz@odoo.com>