[fix] set_input in reportview edit, fixes frappe/erpnext#4544

frappe/public/js/frappe/views/reports/reportview.js

@@ -353,7 +353,6 @@ frappe.views.ReportView = frappe.ui.Listing.extend({
 			title: __("Edit") + " " + __(docfield.label),
 			fields: [docfield, {"fieldtype": "Button", "label": "Update"}],
 		});
-		d.get_input(docfield.fieldname).val(row[docfield.fieldname]);
 		d.get_input("update").on("click", function() {
 			var args = {
 				doctype: docfield.parent,
@@ -393,6 +392,7 @@ frappe.views.ReportView = frappe.ui.Listing.extend({
 			});
 		});
 		d.show();
+		d.set_input(docfield.fieldname, row[docfield.fieldname]);
 	},
 
 	set_data: function() {