remove unused var and import

pages/api/bookings/[uuid]/index.ts

@@ -1,5 +1,4 @@
 import { NextApiRequest, NextApiResponse } from 'next'
-import { BookingDocument } from '../../../../db/booking'
 import { BOOKING_STATUS } from '../../../../db/enums'
 import { patchBooking } from '../../../../db/index'
 
@@ -14,8 +13,6 @@ export default async function userHandler(
 
   const uuid = Array.isArray(uuids) ? uuids[0] : uuids
 
-  let booking: BookingDocument
-
   switch (method) {
     case 'PATCH':
       if (!Object.values(BOOKING_STATUS).includes(req.body.status)) {