chore: trim VSCode settings and extension list

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

.config/Code/User/settings.json

@@ -5,15 +5,6 @@
     "explorer.confirmPasteNative": false,
     "editor.defaultFormatter": "esbenp.prettier-vscode",
     "editor.formatOnSave": true,
-    "[jsonc]": {
-        "editor.defaultFormatter": "esbenp.prettier-vscode"
-    },
-    "[svelte]": {
-        "editor.defaultFormatter": "svelte.svelte-vscode"
-    },
-    "[svg]": {
-        "editor.defaultFormatter": "jock.svg"
-    },
     "javascript.updateImportsOnFileMove.enabled": "never",
     "svelte.enable-ts-plugin": true,
     "go.toolsManagement.autoUpdate": true,