fixup! tone down manual wording

nixos/doc/manual/configuration/linux-kernel.chapter.md

@@ -135,6 +135,6 @@ available Linux kernel. It is recommended to use the latest available LTS that's
 with ZFS. Usually this is the default kernel provided by nixpkgs (i.e. `pkgs.linuxPackages`).
 
 :::{.note}
-Using non-LTS releases with ZFS is *not supported* because it is likely to break.
+Using non-LTS releases with ZFS is likely to leave you in a situation where you are unable to update because it doesn't support any up-to-date kernel.
 NixOS will show an eval warning which further elaborates this issue aswell as how to turn the warning off should you choose to ignore it.
 :::