fix: align price formatting

components/HotelReservation/SignupPromo/Desktop.tsx

@@ -4,6 +4,7 @@ import { useIntl } from "react-intl"
 
 import Caption from "@/components/TempDesignSystem/Text/Caption"
 import Footnote from "@/components/TempDesignSystem/Text/Footnote"
+import { formatPrice } from "@/utils/numberFormatting"
 
 import styles from "./signupPromo.module.css"
 
@@ -18,7 +19,7 @@ export default function SignupPromoDesktop({
     return null
   }
   const { amount, currency } = memberPrice
-  const price = intl.formatNumber(amount, { currency, style: "currency" })
+  const price = formatPrice(intl, amount, currency)
 
   return memberPrice ? (
     <div className={styles.memberDiscountBannerDesktop}>