Fix allow_mail_archived_partner causing system notifications to send emails

allow_mail_archived_partner/models/account_move_send.py

@@ -1,14 +1,22 @@
 from odoo import models, api
 
 
-class AccountMoveSend(models.TransientModel):
-    _inherit = "account.move.send"
+class AccountMoveSendWizard(models.TransientModel):
+    _inherit = "account.move.send.wizard"
 
     @api.model
     def _get_default_mail_partner_ids(self, move, mail_template, mail_lang):
         """
-        The invoice 'Send by Email' wizard uses this to compute partner_ids (To:).
-        We must disable active_test here to include archived partners.
+        Allow archived partners when sending invoices via
+        the 'Send by Email' wizard.
         """
-        wiz = self.with_context(active_test=False, include_archived_partners=True)
-        return super(AccountMoveSend, wiz)._get_default_mail_partner_ids(move, mail_template, mail_lang)
+        # Force archived partners to be visible ONLY in this context
+        wiz = self.with_context(
+            active_test=False,
+            include_archived_partners=True,
+        )
+
+        return super(
+            AccountMoveSendWizard,
+            wiz
+        )._get_default_mail_partner_ids(move, mail_template, mail_lang)