fixup! module option description too

nixos/modules/tasks/filesystems/zfs.nix

@@ -233,18 +233,15 @@ in
       };
 
       allowNonLTSKernels = lib.mkEnableOption ''
-        usage of ZFS with non-LTS kernels. This is likely to break in most cases
-        and therefore not a supported. This option exists as a convenience for
-        those who wish to run their systems in an unsupported manner.
-
-        Please see the evaluation warning of the ZFS package when using it in
-        such a configuration for more information. If you have never seen such a
-        warning, this option very likely doesn't apply to you.
-
-        :::{.warning}
-        This is explicitly *unsupported*. Do not create issues regarding ZFS
-        kernel support if you have enabled this option.
-        :::
+        usage of ZFS with non-LTS kernels that are likely to become
+        incompatible, preventing you from updating the system until you switch
+        to an LTS kernel.
+
+        Please see the evaluation warning of the ZFS package for more
+        information. If you have never seen such a warning, this option very
+        likely doesn't apply to you.
+
+        This option suppresses the warning in case you chose to ignore it.
       '';
 
       enabled = lib.mkOption {