Simplify flake further

flake.nix

@@ -47,29 +47,10 @@
     blender.url = "github:edolstra/nix-warez?dir=blender";
   };
 
-  outputs = {
-    stable,
-    unstable,
-
-    flake-utils,
-
-    disko,
-    impermanence,
-    lanzaboote,
-
-    mailserver,
-    minecraft,
-
-    jovian,
-
-    hm,
-    nur,
-    blender,
-    ...
-  }@inputs:
+  outputs = inputs:
 
   inputs.flake-utils.lib.eachDefaultSystemPassThrough (system:
-    let
+    with inputs; let
       mkNix = modules: channel: channel.lib.nixosSystem {
         inherit modules;
         specialArgs = inputs;