Mention ``chocolatey`` in ``Tools/jit/README.md``

[Eclips4]

Chocolatey is a well-known package manager for Windows users, but our readme for JIT doesn't mentioned it, which surprised me.
I'm think it would be a good addition 🙂

Linked PRs

• gh-120433: Mention chocolatey for installing llvm on Windows as an alternative option #120434
• [3.13] gh-120433: Mention chocolatey for installing llvm on Windows as an alternative option (GH-120434) #120651