lightdm: add description

+1
+1
pkgs/applications/display-managers/lightdm/default.nix
··· 73 74 meta = { 75 homepage = https://github.com/CanonicalLtd/lightdm; 76 platforms = platforms.linux; 77 license = licenses.gpl3; 78 maintainers = with maintainers; [ ocharles wkennington worldofpeace ];
··· 73 74 meta = { 75 homepage = https://github.com/CanonicalLtd/lightdm; 76 + description = "A cross-desktop display manager."; 77 platforms = platforms.linux; 78 license = licenses.gpl3; 79 maintainers = with maintainers; [ ocharles wkennington worldofpeace ];