Merge pull request #16895 from Alchez/hotfix-shipping-charge-override

fix(transaction): Fix shipping rule charge override by tax template
diff --git a/erpnext/public/js/controllers/transaction.js b/erpnext/public/js/controllers/transaction.js
index fa1b6df..1bfcd6f 100644
--- a/erpnext/public/js/controllers/transaction.js
+++ b/erpnext/public/js/controllers/transaction.js
@@ -1393,7 +1393,9 @@
 				},
 				callback: function(r) {
 					if(!r.exc) {
-						me.frm.set_value("taxes", r.message);
+						for (let tax of r.message) {
+							me.frm.add_child("taxes", tax);
+						}
 						me.calculate_taxes_and_totals();
 					}
 				}