Merged in chore/booking-flow-cleaning (pull request #3354)

chore: Clean booking-flow

* Clean booking-flow

* Fix type issue


Approved-by: Joakim Jäderberg
Approved-by: Linus Flood

packages/booking-flow/lib/components/BookingWidget/BookingWidgetForm/FormContent/RewardNight/index.tsx

@@ -165,6 +165,9 @@ function getRewardMessage(config: BookingFlowConfig, intl: IntlShape): string {
         id: "bookingWidget.reward.rewardNight",
         defaultMessage: "Reward Night",
       })
+    default:
+      const _exhaustiveCheck: never = config.variant
+      throw new Error(`Unknown variant: ${config.variant}`)
   }
 }