It is currently impossible to cancel a payment through edi

Steps to reproduce:
1. Install l10n_mx_edi and Accounting
2. Set company to 'Escuela Kemper Urgate'
3. Go to Accounting and create a new invoice for customer Deco Addict
   with due date: 2 months and product: Large Cabinet (edit it and
   specify any UNSPSC category to the product in the Accounting tab)
4. Save and confirm the invoice, then register a payment with payment
   way 'Transferencia electrónica de fondos'
5. Go to the payment (through the little "i" next to the total)

Solution:
Add buttons and methods to cancel and abandon the cancellation of a
payment

opw-2926261

closes odoo/odoo#108973

Signed-off-by: Josse Colpaert <jco@odoo.com>