add overlay to lock vscode version, git config into symlink

modules/hosts/kitagawa/kitagawa.nix

@@ -50,6 +50,7 @@
 
         extraPackages = with pkgs; [
           moonlight-qt
+          github-desktop
         ];
       };
     };
@@ -103,6 +104,7 @@
           jetbrains.idea
           xarchiver
           kdePackages.kate
+          kdePackages.kdeconnect-kde
           loupe
           sshfs
         ];