Re-add support for Node 18

Hey packagers!

It seems I was a bit too quick to drop support for Node 18. This re-adds it.

Upgrading

Run:

npm install "@symfony/webpack-encore@^4.6.1" --save-dev

Or:

yarn upgrade "@symfony/webpack-encore@^4.6.1"

Changes: v4.6.0...v4.6.1

Happy Packing!