Bump @types/node from 20.11.6 to 25.5.2 in /cdk (#199)

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Author: dependabot[bot]

cdk/package-lock.json

@@ -13,7 +13,7 @@
   },
   "devDependencies": {
     "@types/jest": "^30.0.0",
-    "@types/node": "^20.11.6",
+    "@types/node": "^25.5.2",
     "aws-cdk": "2.1117.0",
     "aws-cdk-local": "^3.0.4",
     "jest": "^30.3.0",