Fix flake.nix

Author: frisoft

flake.nix

@@ -15,21 +15,21 @@
     flake-utils.lib.eachDefaultSystem (system:
       let
         pkgs = nixpkgs.legacyPackages.${system};
-        ateam = import ./default.nix { inherit pkgs; };
+        ateam = pkgs.callPackage ./default.nix { };
       in {
         packages.default = ateam;
 
         devShell = pkgs.mkShell {
           buildInputs = with pkgs;
             [
               # rustup
-              # cargo
               # rustc
               # libiconv
               # pkg-config
               # openssl
               # rust-analyzer <-- This does not work. You need to run `rustup component add rust-analyzer`
               # tools for ./maintenance.sh
+              cargo
               cargo-udeps
               cargo-outdated
               cargo-audit