perf: use FifoMap (fastify#5331)

Author: gurgunday

lib/contentTypeParser.js

@@ -1,7 +1,7 @@
 'use strict'
 
 const { AsyncResource } = require('node:async_hooks')
-const { Fifo } = require('toad-cache')
+const { FifoMap: Fifo } = require('toad-cache')
 const { safeParse: safeParseContentType, defaultContentType } = require('fast-content-type-parse')
 const secureJson = require('secure-json-parse')
 const {