docs(README): add a link to discussion #147

Signed-off-by: Davide Madrisan <d.madrisan@proton.me>

README.md

@@ -153,7 +153,10 @@ In this case you can temporarily disable *selinux* by executing as root the comm
 ## Debian Package `nagios-plugins-contrib`
 
 The `Nagios Plugin Linux` source code has been merged with the Debian package [`nagios-plugins-contrib`](https://sources.debian.org/src/nagios-plugins-contrib/)
-but only the `check_memory` plugin is provided by the package shipped by [Debian Bookworm](https://packages.debian.org/bookworm/nagios-plugins-contrib).
+but only the `check_memory` plugin is provided by the binary package shipped by Debian,
+starting with the [Debian Bookworm](https://packages.debian.org/bookworm/nagios-plugins-contrib) version.
+
+For more details, see GutHub [discussion #147](https://github.com/madrisan/nagios-plugins-linux/discussions/147).
 
 ## Gentoo Package