chore: move VSCode settings and keybindings to .vscode/

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

.gitignore

@@ -16,11 +16,10 @@
 !.zshenv
 !.hushlogin
 !arty.yml
+!.vscode/
+!.vscode/settings.json
+!.vscode/keybindings.json
 !.config/
-!.config/Code/
-!.config/Code/User/
-!.config/Code/User/settings.json
-!.config/Code/User/keybindings.json
 !.config/yazi/
 !.config/yazi/yazi.toml
 !.config/yazi/theme.toml