fix: add translation wrapper

diff --git a/erpnext/manufacturing/doctype/work_order/work_order.js b/erpnext/manufacturing/doctype/work_order/work_order.js
index 58945bb..d9cc212 100644
--- a/erpnext/manufacturing/doctype/work_order/work_order.js
+++ b/erpnext/manufacturing/doctype/work_order/work_order.js
@@ -710,7 +710,7 @@
 		return new Promise((resolve, reject) => {
 			frappe.prompt({
 				fieldtype: 'Float',
-				label: __('Qty for {0}', [purpose]),
+				label: __('Qty for {0}', [__(purpose)]),
 				fieldname: 'qty',
 				description: __('Max: {0}', [max]),
 				default: max