fix: enable transformer feature in vscode rust-analyzer settings

Author: jvllmr

.vscode/settings.json

@@ -5,5 +5,6 @@
     "editor.defaultFormatter": "charliermarsh.ruff"
   },
   "python.defaultInterpreterPath": ".venv/bin/python",
-  "python.terminal.activateEnvInCurrentTerminal": true
+  "python.terminal.activateEnvInCurrentTerminal": true,
+  "rust-analyzer.cargo.features": ["transformer"]
 }