[13.0][FIX] Remove wrong account_document_reversal to fix the broken branch.

https://github.com/OCA/account-financial-tools/pull/965

account_document_reversal/models/account_payment.py

@@ -1,37 +0,0 @@
-# Copyright 2019 Ecosoft Co., Ltd (http://ecosoft.co.th/)
-# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl.html)
-from odoo import _, api, models, fields
-from odoo.exceptions import UserError
-
-
-class AccountPayment(models.Model):
-    _name = "account.payment"
-    _inherit = ["account.payment", "account.document.reversal"]
-
-    def cancel_reversal(self):
-        return self.reverse_document_wizard()
-
-    def action_draft(self):
-        """ Case cancel reversal, set to draft allowed only when no moves """
-        for rec in self:
-            if rec.is_cancel_reversal and rec.move_line_ids:
-                raise UserError(_("Cannot set to draft!"))
-        return super().action_draft()
-
-    def action_document_reversal(self, date=None, journal_id=None):
-        """ Reverse all moves related to this payment + set state to cancel """
-        # Check document readiness
-        valid_state = len(self.mapped("state")) == 1 and \
-            list(set(self.mapped("state")))[0] == "posted"
-        if not valid_state:
-            raise UserError(
-                _("Only validated document can be cancelled (reversal)"))
-        # Find moves to get reversed
-        move_lines = self.mapped("move_line_ids").filtered(
-            lambda x: x.journal_id == self.mapped("journal_id")[0])
-        moves = move_lines.mapped("move_id")
-        # Create reverse entries
-        moves._cancel_reversal(journal_id)
-        # Set state cancelled and unlink with account.move
-        self.write({"state": "cancelled"})
-        return True