[FIX] account: reconciliation widget partner domain all reconcile accounts

Have an account move which lines have all the same partner
Have a bank statement, without a partner
Enter the reconciliation widget for the bank statement
All the lines appear

Select one of the lines of the account move for the partner

Before this commit, all other lines disappeared from the proposition
including the ones for the partner selected
This cas because when having set a partner on the widget,
only receivables and payables accounts were searched for

After this commit, all account move lines for the partner are searched for

OPW 1942936

closes odoo/odoo#31488

Signed-off-by: Lucas Perais (lpe) <lpe@odoo.com>

addons/account/models/reconciliation_widget.py

@@ -455,21 +455,12 @@ class AccountReconciliation(models.AbstractModel):
             ('payment_id', '<>', False)
         ]
 
-        # Black lines = unreconciled & (not linked to a payment or open balance created by statement
-        domain_matching = [('reconciled', '=', False)]
-        if partner_id:
-            domain_matching = expression.AND([
-                domain_matching,
-                [('account_id.internal_type', 'in', ['payable', 'receivable'])]
-            ])
-        else:
-            # TODO : find out what use case this permits (match a check payment, registered on a journal whose account type is other instead of liquidity)
-            domain_matching = expression.AND([
-                domain_matching,
-                [('account_id.reconcile', '=', True)]
-            ])
+        # default domain matching
+        domain_matching = expression.AND([
+            [('reconciled', '=', False)],
+            [('account_id.reconcile', '=', True)]
+        ])
 
-        # Let's add what applies to both
         domain = expression.OR([domain_reconciliation, domain_matching])
         if partner_id:
             domain = expression.AND([domain, [('partner_id', '=', partner_id)]])