remove jj from flake inputs

flake.nix

@@ -140,16 +140,6 @@
         utils.follows = "flake-utils";
       };
     };
-
-    jj = {
-      type = "github";
-      owner = "jj-vcs";
-      repo = "jj";
-      inputs = {
-        nixpkgs.follows = "nixpkgs";
-        flake-utils.follows = "flake-utils";
-      };
-    };
   };
   outputs = {
     self,

overlays/modifications/default.nix

@@ -5,7 +5,6 @@ in
     ./niri.nix
     ./juicity.nix
     ./dae.nix
-    ./jujutsu.nix
     ./spotifyx.nix
     ./radicle-explorer.nix
   ]

overlays/modifications/jujutsu.nix

@@ -1,5 +0,0 @@
-{inputs, ...}: final: prev: let
-  inherit (final.stdenv.hostPlatform) system;
-in {
-  jujutsu = inputs.jj.packages."${system}".jujutsu.overrideAttrs {doCheck = false;};
-}