Support of Next js ^14

Do you have any estimations regarding support of nextjs 14 ?

**Is your feature request related to a problem? Please describe.**
Not able to use APM with the latest next js versions ^14.
No package was found during node ./server.js

**Describe the solution you'd like**
Increase a supported version to the ^14

**Describe alternatives you've considered**
No alternatives, it is not supported and the build does not work

**Additional context**
./package.json
"dependencies": {
"elastic-apm-node": "^4.4.0",
"next": "14.1.0"
},

Dockerfile
FROM node:18-alpine AS base