Revert System MATLAB (Almost Ready)

machines/kcnhub/packages/matlab.nix

@@ -43,41 +43,8 @@
       exec bash
     '');
   };
-  matlab-mpm = pkgs.stdenv.mkDerivation rec {
-    pname = "matlab";
-    version = "2023b-u6";
-    mpm-version = "2023.12.1";
-
-    src = pkgs.fetchurl {
-      url = "https://ssd.mathworks.com/supportfiles/downloads/mpm/${version}/glnxa64/mpm";
-      hash = "sha256-NlfPLDnpRIaKLLuIZAudnFHBKL04gzmypzp98QOa6+g=";
-    };
-
-    buildInputs = with pkgs; [
-      unzip
-    ];
-    
-    unpackPhase = ''
-      cp $src ./mpm
-      chmod +x ./mpm
-      cp ${./matlab/install_file.txt} ./install_file.txt
-    '';
-
-    patchPhase = ''
-      subtituteAllInPlace ./install_file.txt
-    '';
-    
-    installPhase = ''
-      ./mpm install --inputfile ./install_file.txt
-    '';
-
-    outputHashAlgo = "sha256";
-    outputHashMode = "recursive";
-    outputHash = pkgs.lib.fakeSha256;
-  };
 in {
   environment.systemPackages = (with nix-matlab.packages.x86_64-linux; [
-    matlab-mpm
     matlab
     matlab-shell
     matlab-server