Fix domain for payment_mode_id according to invoice type
CHANGELOG:
### FIX
- [#410](https://gitlab.com/coopdevs/odoo-somconnexio/-/merge_requests/410) Restrict payment_mode_id by invoice_type (inbound or outbound)
Edited by Pelayo García
CHANGELOG:
### FIX
- [#410](https://gitlab.com/coopdevs/odoo-somconnexio/-/merge_requests/410) Restrict payment_mode_id by invoice_type (inbound or outbound)