Generate a valid domain for the origin invoices via the searcher on the invoice

Closes #15062
(grafted from 3fa1c544b703ac7b134992cd62693cd43b633c45)

--HG--
branch : 8.0

modules/account_invoice/invoice.py

@@ -1581,7 +1581,7 @@ class Invoice(
 
     @classmethod
     def search_origin_invoices(cls, name, clause):
-        return [('lines.origin.invoice', clause[0][len(name):],
+        return [('lines.origin.invoice' + clause[0][len(name):],
                 *clause[1:3], 'account.invoice.line', *clause[3:])]
 
     def chat_language(self, audience='internal'):