chore: add no unused vars lint rule

app/[lang]/(live)/(public)/hotelreservation/(payment-callback)/payment-callback/page.tsx

@@ -11,7 +11,6 @@ import {
 import { serverClient } from "@/lib/trpc/server"
 
 import PaymentCallback from "@/components/HotelReservation/EnterDetails/Payment/PaymentCallback"
-import { trackPaymentEvent } from "@/utils/tracking"
 
 import type { LangParams, PageArgs } from "@/types/params"
 
@@ -62,7 +61,7 @@ export default async function PaymentCallbackPage({
           ? error.errorCode.toString()
           : PaymentErrorCodeEnum.Failed.toString()
       )
-    } catch (error) {
+    } catch {
       console.error(
         `[payment-callback] failed to get booking status for ${confirmationNumber}, status: ${status}`
       )