chore(deps): update dependency fs-extra to v11 (#23)

Author: renovate[bot]

cdk/package-lock.json

@@ -16,7 +16,7 @@
     "aws-cdk": "^1.97.0",
     "aws-sdk": "^2.882.0",
     "cdk-assets": "^1.97.0",
-    "fs-extra": "^9.1.0",
+    "fs-extra": "^11.0.0",
     "promptly": "^3.2.0",
     "source-map-support": "^0.5.16",
     "ts-node": "^9.0.0",