Update chocolatey readme

Author: WojciechMazur

pkgs/README.md

@@ -1,10 +1,17 @@
 <h1 align=center>Configuration for Chocolatey</h1>
 
-Official support for Chocolatey started by the release of Scala 3.6.0
+Official support for Chocolatey started by the release of Scala 3.6.0 and was backported (with modifications) to the Scala 3.3.5 LTS.
+Scala 3.3 LTS Chocolatey package uses universal package (.jar) instead of native runners.
 
 > [!IMPORTANT]
 > This folder contains the templates to generate the configuration for Chocolatey.
 > The `scala.nuspec` and `chocolateyInstall.ps1` files needs to be rewritten by changing the following placeholders:
 > - @LAUNCHER_VERSION@ : Placeholder for the current scala version to deploy
 > - @LAUNCHER_URL@     : Placeholder for the URL to the windows zip released on GitHub
 > - @LAUNCHER_SHA256@  : Placeholder for the SHA256 of the msi file released on GitHub
+
+## Important information
+
+- How to create a *Chocolatey* package: https://docs.chocolatey.org/en-us/create/create-packages/
+- Guidelines to follow for the package icon: https://docs.chocolatey.org/en-us/create/create-packages/#package-icon-guidelines
+- `.nuspec` format specification: https://learn.microsoft.com/en-gb/nuget/reference/nuspec