nixos: Add lightdm test to release.nix.

This is just to let it run on Hydra but doesn't have an affect on
channel updates.

Signed-off-by: aszlig <aszlig@redmoonstudios.org>

aszlig c9d22a69 21b2858e

Changed files
+1
nixos
+1
nixos/release.nix
···
tests.kde4 = callTest tests/kde4.nix {};
tests.kubernetes = hydraJob (import tests/kubernetes.nix { system = "x86_64-linux"; });
tests.latestKernel.login = callTest tests/login.nix { latestKernel = true; };
+
tests.lightdm = callTest tests/lightdm.nix {};
tests.login = callTest tests/login.nix {};
#tests.logstash = callTest tests/logstash.nix {};
tests.misc = callTest tests/misc.nix {};