Fix hardcoded label of identifier label in form builder (#9249)

apps/web/public/static/locales/en/common.json

@@ -1672,6 +1672,7 @@
   "booking_questions_title": "Booking questions",
   "booking_questions_description": "Customize the questions asked on the booking page",
   "add_a_booking_question": "Add a question",
+  "identifier": "Identifier",
   "duplicate_email": "Email is duplicate",
   "booking_with_payment_cancelled": "Paying for this event is no longer possible",
   "booking_with_payment_cancelled_already_paid": "A refund for this booking payment it's on the way.",

packages/features/form-builder/FormBuilder.tsx

@@ -493,7 +493,7 @@ export const FormBuilder = function FormBuilder({
                   fieldForm.getValues("editable") === "system" ||
                   fieldForm.getValues("editable") === "system-but-optional"
                 }
-                label="Identifier"
+                label={t("identifier")}
               />
               <InputField
                 {...fieldForm.register("label")}