Jibril, disable and enable many apps

disable tailscale, hypr, steam; rofi, musescore, and timer notifications
enable postgres, niri

Hypr and niri are essentially swapped for one another. Though they are
not mutually exclusive. A similar interface to shells would do good for
window managers.

hosts/jibril/host.nix

@@ -26,11 +26,10 @@
   system.users.bigWheels = [ "pan" ];
 
   tuigreet.enable = true;
-  hyprland.enable = true;
-  tailscale.enable = true;
+  niri.enable = true;
+  
+  postgres.enable = true;
 
   shell.enabledShells = [ "fish" ];
   shell.defaultShell = "fish";
-
-  steam.enable = true;
 }