fix: downgrade @aws-amplify/backend-cli, aws-cdk, aws-cdk-lib (#139)

See: aws-amplify/amplify-backend#2948

Author: fossamagna

examples/todo-app/package.json

@@ -26,14 +26,14 @@
   },
   "devDependencies": {
     "@aws-amplify/backend": "1.16.1",
-    "@aws-amplify/backend-cli": "1.8.0",
+    "@aws-amplify/backend-cli": "1.5.0",
     "@react-router/dev": "^7.4.0",
     "@tailwindcss/vite": "^4.0.0",
     "@types/node": "^20",
     "@types/react": "^19.0.1",
     "@types/react-dom": "^19.0.1",
-    "aws-cdk": "^2.1027.0",
-    "aws-cdk-lib": "^2.213.0",
+    "aws-cdk": "2.1020.0",
+    "aws-cdk-lib": "2.203.1",
     "react-router-devtools": "^1.1.0",
     "tailwindcss": "^4.0.0",
     "tsx": "^4.19.3",