[FIX] account: Fix missing dependencies of _check_duplicate_supplier_reference

- Create a vendor bill for partner A with reference 'AAAAA'
- Create another vendor bill for partner A with the same reference:
=> Constraint is triggered.
- Create another vendor bill without partner with the same reference.
- Edit the vendor bill and set a partner:
=> Constraint not triggered.

closes odoo/odoo#40897

X-original-commit: 3f6254c8faa7dfb2484f4ac18d4c0fd717149e4b
Signed-off-by: oco-odoo <oco-odoo@users.noreply.github.com>

addons/account/models/account_move.py

@@ -1339,7 +1339,7 @@ class AccountMove(models.Model):
         if res:
             raise ValidationError(_('Posted journal entry must have an unique sequence number per company.'))
 
-    @api.constrains('ref')
+    @api.constrains('ref', 'type', 'partner_id', 'journal_id', 'invoice_date')
     def _check_duplicate_supplier_reference(self):
         moves = self.filtered(lambda move: move.is_purchase_document() and move.ref)
         if not moves: