add overlay to lock vscode version, git config into symlink

modules/features/applications/gui/vscode.nix

@@ -1,9 +1,9 @@
-{ inputs, self, ... }: let
+{ inputs, ... }: let
   optionName = "features.applications.gui.vscode.enable";
 in {
   imports = [ (inputs.helpers.mkStandardFeature.flakeModule "graphics" optionName "VS Code") ];
 
-  flake.nixosModules.graphics = { config, pkgs, lib, ... }: {
+  flake.nixosModules.graphics = { config, pkgs, ... }: {
     imports = [ (inputs.helpers.mkStandardFeature.nixosModule { inherit config optionName; } {
       environment.systemPackages = [ pkgs.vscode ];
     }) ];