chore: updates all instances of getPayload in next to getPayloadHMR

src/components/Example.tsx

@@ -1,9 +1,9 @@
 import React from 'react'
-import { getPayload } from 'payload'
+import { getPayloadHMR } from '@payloadcms/next/utilities'
 import configPromise from '@payload-config'
 
 const Example: React.FC = async () => {
-  const payload = await getPayload({ config: configPromise })
+  const payload = await getPayloadHMR({ config: configPromise })
   const url = payload.getAdminURL()
   return <div>The admin panel is running at: {url}</div>
 }