jush: drop shell

It hasn't received significant updates after its initial development 5
years ago. It seems more like a proof of concept of editline.
I was trivially able to crash the shell multiple times by providing
invalid syntax. Given the feature set I doubt that it has many users.

pkgs/shells/jush/default.nix

@@ -1,29 +0,0 @@
-{ lib, stdenv, fetchFromGitHub, autoreconfHook, pkg-config, editline }:
-
-stdenv.mkDerivation rec {
-  pname = "jush";
-  version = "0.1";
-
-  src = fetchFromGitHub {
-    owner = "troglobit";
-    repo = pname;
-    rev = "v${version}";
-    sha256 = "1azvghrh31gawd798a254ml4id642qvbva64zzg30pjszh1087n8";
-  };
-
-  strictDeps = true;
-  nativeBuildInputs = [ autoreconfHook pkg-config ];
-
-  buildInputs = [ editline ];
-
-  passthru.shellPath = "/bin/jush";
-
-  meta = with lib; {
-    description = "just a useless shell";
-    mainProgram = "jush";
-    homepage = "https://github.com/troglobit/jush";
-    license = licenses.isc;
-    platforms = platforms.all;
-    maintainers = with maintainers; [ dtzWill ];
-  };
-}

pkgs/top-level/aliases.nix

@@ -583,6 +583,8 @@ mapAliases ({
   julia_18 = throw "'julia_18' has been removed from nixpkgs as it has reached end of life"; # Added 2024-01-11
   julia_18-bin = throw "'julia_18-bin' has been removed from nixpkgs as it has reached end of life"; # Added 2024-01-11
 
+  jush = throw "jush has been removed from nixpkgs because it is unmaintained"; # Added 2024-05-28
+
   ### K ###
 
   k3s_1_24 = throw "'k3s_1_24' has been removed from nixpkgs as it has reached end of life"; # Added 2024-03-14

pkgs/top-level/all-packages.nix

@@ -15039,8 +15039,6 @@ with pkgs;
 
   ion = callPackage ../shells/ion { };
 
-  jush = callPackage ../shells/jush { };
-
   ksh = callPackage ../shells/ksh { };
 
   liquidprompt = callPackage ../shells/liquidprompt { };