feat(delivery note): make the delivery trip plus button fetch data from delivery note (#19046)

diff --git a/erpnext/stock/doctype/delivery_note/delivery_note.js b/erpnext/stock/doctype/delivery_note/delivery_note.js
index a88bb2a..0926ecb 100644
--- a/erpnext/stock/doctype/delivery_note/delivery_note.js
+++ b/erpnext/stock/doctype/delivery_note/delivery_note.js
@@ -123,6 +123,9 @@
 	setup: function(doc) {
 		this.setup_posting_date_time_check();
 		this._super(doc);
+		this.frm.make_methods = {
+			'Delivery Trip': this.make_delivery_trip,
+		};
 	},
 	refresh: function(doc, dt, dn) {
 		var me = this;
@@ -239,7 +242,7 @@
 	make_delivery_trip: function() {
 		frappe.model.open_mapped_doc({
 			method: "erpnext.stock.doctype.delivery_note.delivery_note.make_delivery_trip",
-			frm: this.frm
+			frm: cur_frm
 		})
 	},