nix: Fix macOS build

flake.nix

@@ -80,16 +80,13 @@
         // {
           inherit cargoArtifacts;
 
-          nativeBuildInputs = with pkgs;
+          nativeBuildInputs = with pkgs; [
-            [
+            git
-              git
+            # Add additional build inputs here
-              # Add additional build inputs here
+          ];
-            ]
+          buildInputs = lib.optionals pkgs.stdenv.buildPlatform.isDarwin (with pkgs; [
-            ++ lib.optionals pkgs.stdenv.isDarwin (with pkgs; [
+            darwin.apple_sdk.frameworks.Security
-              # Additional darwin specific inputs can be set here
+          ]);
-              libiconv
-              darwin.apple_sdk.frameworks.Security
-            ]);
 
           env =
             {