Removed client dependencies from shell.nix

shell.nix

@@ -2,21 +2,9 @@
 
 pkgs.mkShell {
   packages = [
-    pkgs.electron
     pkgs.jdt-language-server
     pkgs.libxkbcommon
     pkgs.maven
-    pkgs.mesa
-    pkgs.nodePackages.prettier
-    pkgs.nodejs
-    pkgs.nss
-    pkgs.openbox
     pkgs.openjdk
-    pkgs.vulkan-loader
-    pkgs.wayland
-    pkgs.wayland-protocols
-    pkgs.weston
-    pkgs.xorg.xorgserver
-    pkgs.xwayland
   ];
 }