Revert "fix: use createRequire to load hook.js (nodejs#205)"

This reverts commit 81a2ae0.

Author: timfish

hook.mjs

@@ -2,9 +2,7 @@
 //
 // This product includes software developed at Datadog (https://www.datadoghq.com/). Copyright 2021 Datadog, Inc.
 
-import { createRequire } from 'node:module'
-const require = createRequire(import.meta.url)
-const { createHook } = require('./hook.js')
+import { createHook } from './hook.js'
 
 const { initialize, load, resolve, getFormat, getSource } = createHook(import.meta)