fixed disko configuration

flake.nix

@@ -8,6 +8,9 @@
     # flake parts
     flake-parts.url = "github:hercules-ci/flake-parts";
     import-tree.url = "github:vic/import-tree";
+
+    # Disko
+    disko.url = "github:nix-community/disko";
   };
 
   outputs = inputs: inputs.flake-parts.lib.mkFlake {inherit inputs;} (inputs.import-tree ./modules);